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    r210 r219  
    1111      <li><a href="index.html"><span>Main&nbsp;Page</span></a></li> 
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    2223<a name="l00017"></a>00017 <span class="preprocessor">#include "../itpp_ext.h"</span> 
    2324<a name="l00018"></a>00018  
    24 <a name="l00019"></a>00019 <span class="keyword">using namespace </span>itpp; 
    25 <a name="l00020"></a>00020  
    26 <a name="l00022"></a>00022 <span class="keywordtype">void</span> dydr( <span class="keywordtype">double</span> * r, <span class="keywordtype">double</span> *f, <span class="keywordtype">double</span> *Dr, <span class="keywordtype">double</span> *Df, <span class="keywordtype">double</span> *R, <span class="keywordtype">int</span> jl, <span class="keywordtype">int</span> jh, <span class="keywordtype">double</span> *kr, <span class="keywordtype">int</span> m, <span class="keywordtype">int</span> mx ); 
    27 <a name="l00023"></a>00023  
    28 <a name="l00025"></a>00025 <span class="comment">//TODO can be done via: dtrtri.f from lapack</span> 
    29 <a name="l00026"></a>00026 mat ltuinv( <span class="keyword">const</span> mat &amp;L ); 
    30 <a name="l00027"></a>00027  
    31 <a name="l00032"></a><a class="code" href="classsqmat.html">00032</a> <span class="keyword">class </span><a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
    32 <a name="l00033"></a>00033 { 
    33 <a name="l00034"></a>00034         <span class="keyword">public</span>: 
    34 <a name="l00042"></a>00042                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#b223484796661f2dadb5607a86ce0581">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ) =0; 
    35 <a name="l00043"></a>00043  
    36 <a name="l00047"></a>00047                 <span class="keyword">virtual</span> mat <a class="code" href="classsqmat.html#cd0ea3701e4493f353499755fba6e07f" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span> =0; 
     25<a name="l00024"></a>00024 <span class="keyword">using namespace </span>itpp; 
     26<a name="l00025"></a>00025  
     27<a name="l00027"></a>00027 <span class="keywordtype">void</span> <a class="code" href="group__math.html#g4ed56e73b49db8e7f4a63fa926a8dca4" title="Auxiliary function dydr; dyadic reduction.">dydr</a>( <span class="keywordtype">double</span> * r, <span class="keywordtype">double</span> *f, <span class="keywordtype">double</span> *Dr, <span class="keywordtype">double</span> *Df, <span class="keywordtype">double</span> *R, <span class="keywordtype">int</span> jl, <span class="keywordtype">int</span> jh, <span class="keywordtype">double</span> *kr, <span class="keywordtype">int</span> m, <span class="keywordtype">int</span> mx ); 
     28<a name="l00028"></a>00028  
     29<a name="l00030"></a>00030 <span class="comment">//TODO can be done via: dtrtri.f from lapack</span> 
     30<a name="l00031"></a>00031 mat <a class="code" href="group__math.html#g6715d039e6d5d97005cf9e2522dfa474" title="Auxiliary function ltuinv; inversion of a triangular matrix;.">ltuinv</a>( <span class="keyword">const</span> mat &amp;L ); 
     31<a name="l00032"></a>00032  
     32<a name="l00037"></a><a class="code" href="classsqmat.html">00037</a> <span class="keyword">class </span><a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
     33<a name="l00038"></a>00038 { 
     34<a name="l00039"></a>00039         <span class="keyword">public</span>: 
     35<a name="l00047"></a>00047                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#b223484796661f2dadb5607a86ce0581">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ) =0; 
    3736<a name="l00048"></a>00048  
    38 <a name="l00052"></a>00052                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#60fbbfa9e483b8187c135f787ee53afa" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
    39 <a name="l00053"></a>00053                  
    40 <a name="l00057"></a>00057                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#6909e906da17725b1b80f3cae7cf3325" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
    41 <a name="l00058"></a>00058  
    42 <a name="l00059"></a>00059  
    43 <a name="l00064"></a>00064                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#0a772b396750eeeed85d69fa72478b45" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span> =0; 
    44 <a name="l00065"></a>00065  
    45 <a name="l00071"></a>00071                 <span class="keyword">virtual</span> vec <a class="code" href="classsqmat.html#6b79438b5d7544a9c8e110a145355d8f" title="Multiplies square root of  by vector .">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
    46 <a name="l00072"></a>00072  
    47 <a name="l00077"></a>00077                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#fc026312eb02ba09f85d5aacd6f05ab3" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
    48 <a name="l00078"></a>00078  
    49 <a name="l00083"></a>00083                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#6230e8e8a9341866aaa0ce008691aac2" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
    50 <a name="l00084"></a>00084  
    51 <a name="l00085"></a>00085 <span class="comment">//      //! easy version of the</span> 
    52 <a name="l00086"></a>00086 <span class="comment">//      sqmat inv();</span> 
    53 <a name="l00087"></a>00087  
    54 <a name="l00089"></a>00089                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#6fca246f9eabbdeb8cac03030e826b5e" title="Clearing matrix so that it corresponds to zeros.">clear</a>() =0; 
    55 <a name="l00090"></a>00090  
    56 <a name="l00092"></a><a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b">00092</a>                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b" title="Reimplementing common functions of mat: cols().">cols</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;}; 
    57 <a name="l00093"></a>00093  
    58 <a name="l00095"></a><a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646">00095</a>                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646" title="Reimplementing common functions of mat: cols().">rows</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;}; 
    59 <a name="l00096"></a>00096  
    60 <a name="l00098"></a><a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656">00098</a>                 <span class="keyword">virtual</span> <a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656" title="Destructor for future use;.">~sqmat</a>(){}; 
    61 <a name="l00100"></a><a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2">00100</a>                 <a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2" title="Default constructor.">sqmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0): <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>(dim0){}; 
    62 <a name="l00101"></a>00101         <span class="keyword">protected</span>: 
    63 <a name="l00103"></a>00103                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>; 
    64 <a name="l00104"></a>00104 }; 
    65 <a name="l00105"></a>00105  
    66 <a name="l00106"></a>00106  
    67 <a name="l00111"></a><a class="code" href="classfsqmat.html">00111</a> <span class="keyword">class </span><a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>: <span class="keyword">public</span> <a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
    68 <a name="l00112"></a>00112 { 
    69 <a name="l00113"></a>00113         <span class="keyword">protected</span>: 
    70 <a name="l00115"></a><a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453">00115</a>                 mat <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>; 
    71 <a name="l00116"></a>00116         <span class="keyword">public</span>: 
    72 <a name="l00117"></a>00117                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#b36530e155667fe9f1bd58394e50c65a">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ); 
    73 <a name="l00118"></a>00118                 mat <a class="code" href="classfsqmat.html#f54fc955e8e3b43d15afa92124bc24b3" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span>; 
    74 <a name="l00119"></a>00119                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
    75 <a name="l00120"></a>00120                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
    76 <a name="l00122"></a>00122                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;U) <span class="keyword">const</span>; 
    77 <a name="l00124"></a>00124                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;U) <span class="keyword">const</span>; 
    78 <a name="l00125"></a>00125                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#cfa4c359483d2322f32d1d50050f8ac4" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
    79 <a name="l00126"></a>00126  
    80 <a name="l00128"></a>00128                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(); <span class="comment">// mat will be initialized OK</span> 
    81 <a name="l00130"></a>00130 <span class="comment"></span>                <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); <span class="comment">// mat will be initialized OK</span> 
    82 <a name="l00132"></a>00132 <span class="comment"></span>                <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> mat &amp;<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a> ); 
    83 <a name="l00134"></a><a class="code" href="classfsqmat.html#9e19a5e26083f4a493b6fad38cc40fab">00134</a>                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>, <span class="keyword">const</span> ivec &amp;perm ):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(M.<a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646" title="Reimplementing common functions of mat: cols().">rows</a>()){it_error(<span class="stringliteral">"not implemneted"</span>);}; 
    84 <a name="l00136"></a><a class="code" href="classfsqmat.html#c01f3e9bb590f2a2921369d672f3ce1e">00136</a>                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> vec &amp;d ):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(d.length()){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>=diag(d);}; 
    85 <a name="l00137"></a>00137  
    86 <a name="l00139"></a><a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e">00139</a>                 <span class="keyword">virtual</span> <a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e" title="Destructor for future use;.">~fsqmat</a>(){}; 
    87 <a name="l00140"></a>00140  
    88 <a name="l00141"></a>00141  
    89 <a name="l00147"></a>00147                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#9fa853e1ca28f2a1a1c43377e798ecb1" title="Matrix inversion preserving the chosen form.">inv</a> ( <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;Inv ); 
    90 <a name="l00148"></a>00148  
    91 <a name="l00149"></a><a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5">00149</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5" title="Logarithm of a determinant.">logdet</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> log ( det ( <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a> ) );}; 
    92 <a name="l00150"></a><a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87">00150</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span>  vec &amp;v )<span class="keyword"> const </span>{<span class="keywordflow">return</span> ( v* ( <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>*v ) );}; 
    93 <a name="l00151"></a><a class="code" href="classfsqmat.html#58075da64ddadd4df40654c35b928c6f">00151</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#58075da64ddadd4df40654c35b928c6f" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span>  vec &amp;v )<span class="keyword"> const </span>{<span class="keywordflow">return</span> ( v* ( itpp::inv(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>)*v ) );}; 
    94 <a name="l00152"></a><a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103">00152</a>                 vec <a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103" title="Multiplies square root of  by vector .">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v )<span class="keyword"> const </span>{mat Ch=chol(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>); <span class="keywordflow">return</span> Ch*v;}; 
     37<a name="l00052"></a>00052                 <span class="keyword">virtual</span> mat <a class="code" href="classsqmat.html#cd0ea3701e4493f353499755fba6e07f" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span> =0; 
     38<a name="l00053"></a>00053  
     39<a name="l00057"></a>00057                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#60fbbfa9e483b8187c135f787ee53afa" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
     40<a name="l00058"></a>00058                  
     41<a name="l00062"></a>00062                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#6909e906da17725b1b80f3cae7cf3325" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
     42<a name="l00063"></a>00063  
     43<a name="l00064"></a>00064  
     44<a name="l00069"></a>00069                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#0a772b396750eeeed85d69fa72478b45" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span> =0; 
     45<a name="l00070"></a>00070  
     46<a name="l00076"></a>00076                 <span class="keyword">virtual</span> vec <a class="code" href="classsqmat.html#6b79438b5d7544a9c8e110a145355d8f" title="Multiplies square root of  by vector .">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     47<a name="l00077"></a>00077  
     48<a name="l00082"></a>00082                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#fc026312eb02ba09f85d5aacd6f05ab3" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     49<a name="l00083"></a>00083  
     50<a name="l00088"></a>00088                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#6230e8e8a9341866aaa0ce008691aac2" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     51<a name="l00089"></a>00089  
     52<a name="l00090"></a>00090 <span class="comment">//      //! easy version of the</span> 
     53<a name="l00091"></a>00091 <span class="comment">//      sqmat inv();</span> 
     54<a name="l00092"></a>00092  
     55<a name="l00094"></a>00094                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classsqmat.html#6fca246f9eabbdeb8cac03030e826b5e" title="Clearing matrix so that it corresponds to zeros.">clear</a>() =0; 
     56<a name="l00095"></a>00095  
     57<a name="l00097"></a><a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b">00097</a>                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b" title="Reimplementing common functions of mat: cols().">cols</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;}; 
     58<a name="l00098"></a>00098  
     59<a name="l00100"></a><a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646">00100</a>                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646" title="Reimplementing common functions of mat: cols().">rows</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;}; 
     60<a name="l00101"></a>00101  
     61<a name="l00103"></a><a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656">00103</a>                 <span class="keyword">virtual</span> <a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656" title="Destructor for future use;.">~sqmat</a>(){}; 
     62<a name="l00105"></a><a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2">00105</a>                 <a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2" title="Default constructor.">sqmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0): <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>(dim0){}; 
     63<a name="l00106"></a>00106         <span class="keyword">protected</span>: 
     64<a name="l00108"></a>00108                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>; 
     65<a name="l00109"></a>00109 }; 
     66<a name="l00110"></a>00110  
     67<a name="l00111"></a>00111  
     68<a name="l00116"></a><a class="code" href="classfsqmat.html">00116</a> <span class="keyword">class </span><a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>: <span class="keyword">public</span> <a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
     69<a name="l00117"></a>00117 { 
     70<a name="l00118"></a>00118         <span class="keyword">protected</span>: 
     71<a name="l00120"></a><a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453">00120</a>                 mat <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>; 
     72<a name="l00121"></a>00121         <span class="keyword">public</span>: 
     73<a name="l00122"></a>00122                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#b36530e155667fe9f1bd58394e50c65a">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ); 
     74<a name="l00123"></a>00123                 mat <a class="code" href="classfsqmat.html#f54fc955e8e3b43d15afa92124bc24b3" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span>; 
     75<a name="l00124"></a>00124                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
     76<a name="l00125"></a>00125                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
     77<a name="l00127"></a>00127                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;U) <span class="keyword">const</span>; 
     78<a name="l00129"></a>00129                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;U) <span class="keyword">const</span>; 
     79<a name="l00130"></a>00130                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#cfa4c359483d2322f32d1d50050f8ac4" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
     80<a name="l00131"></a>00131  
     81<a name="l00133"></a>00133                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(); <span class="comment">// mat will be initialized OK</span> 
     82<a name="l00135"></a>00135 <span class="comment"></span>                <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); <span class="comment">// mat will be initialized OK</span> 
     83<a name="l00137"></a>00137 <span class="comment"></span>                <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> mat &amp;<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a> ); 
     84<a name="l00139"></a><a class="code" href="classfsqmat.html#9e19a5e26083f4a493b6fad38cc40fab">00139</a>                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>, <span class="keyword">const</span> ivec &amp;perm ):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(M.<a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646" title="Reimplementing common functions of mat: cols().">rows</a>()){it_error(<span class="stringliteral">"not implemneted"</span>);}; 
     85<a name="l00141"></a><a class="code" href="classfsqmat.html#c01f3e9bb590f2a2921369d672f3ce1e">00141</a>                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a> ( <span class="keyword">const</span> vec &amp;d ):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(d.length()){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>=diag(d);}; 
     86<a name="l00142"></a>00142  
     87<a name="l00144"></a><a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e">00144</a>                 <span class="keyword">virtual</span> <a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e" title="Destructor for future use;.">~fsqmat</a>(){}; 
     88<a name="l00145"></a>00145  
     89<a name="l00146"></a>00146  
     90<a name="l00152"></a>00152                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#9fa853e1ca28f2a1a1c43377e798ecb1" title="Matrix inversion preserving the chosen form.">inv</a> ( <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;Inv ); 
    9591<a name="l00153"></a>00153  
    96 <a name="l00155"></a><a class="code" href="classfsqmat.html#a2e0bf7dbbbbe1d3358064c4ad455f1f">00155</a>                 <span class="keywordtype">void</span> <span class="keyword">add</span> ( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;fsq2, <span class="keywordtype">double</span> w=1.0 ){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>+=fsq2.M;}; 
    97 <a name="l00156"></a>00156  
    98 <a name="l00158"></a><a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105">00158</a>                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>=diag(nD);} 
    99 <a name="l00160"></a><a class="code" href="classfsqmat.html#bcf837b2956745e8986044f5600dbd6e">00160</a>                 vec <a class="code" href="classfsqmat.html#bcf837b2956745e8986044f5600dbd6e" title="Access functions.">getD</a> (){<span class="keywordflow">return</span> diag(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>);} 
    100 <a name="l00162"></a><a class="code" href="classfsqmat.html#03a8f49eb4d38a054ecc522be59cd2ad">00162</a>                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD, <span class="keywordtype">int</span> i){<span class="keywordflow">for</span>(<span class="keywordtype">int</span> j=i;j&lt;nD.length();j++){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>(j,j)=nD(j-i);}} <span class="comment">//Fixme can be more general</span> 
    101 <a name="l00163"></a>00163  
    102 <a name="l00164"></a>00164  
    103 <a name="l00166"></a><a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de">00166</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de" title="add another fsqmat matrix">operator += </a>( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;A ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>+=A.<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
    104 <a name="l00168"></a><a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7">00168</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7" title="subtrack another fsqmat matrix">operator -= </a>( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;A ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>-=A.<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
    105 <a name="l00170"></a><a class="code" href="classfsqmat.html#af800e7b2146da5e60897255dde80059">00170</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#af800e7b2146da5e60897255dde80059" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>*=x;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
    106 <a name="l00171"></a>00171 <span class="comment">//              fsqmat&amp; operator = ( const fsqmat &amp;A) {M=A.M; return *this;};</span> 
    107 <a name="l00173"></a>00173 <span class="comment"></span>                <span class="keyword">friend</span> std::ostream &amp;<a class="code" href="classfsqmat.html#e06aba54d61e807b41bd68b5ee6ac22f" title="print full matrix">operator&lt;&lt; </a>( std::ostream &amp;os, <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;sq ); 
    108 <a name="l00174"></a>00174  
    109 <a name="l00175"></a>00175 }; 
    110 <a name="l00176"></a>00176  
    111 <a name="l00182"></a><a class="code" href="classldmat.html">00182</a> <span class="keyword">class </span><a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>: <a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
    112 <a name="l00183"></a>00183 { 
    113 <a name="l00184"></a>00184         <span class="keyword">public</span>: 
    114 <a name="l00186"></a>00186                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( <span class="keyword">const</span> mat &amp;<a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea" title="Lower-triangular matrix .">L</a>, <span class="keyword">const</span> vec &amp;<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector .">D</a> ); 
    115 <a name="l00188"></a>00188                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> mat &amp;V ); 
    116 <a name="l00190"></a><a class="code" href="classldmat.html#8e88c818f9605bc726e52c4136c71cc5">00190</a>                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;V0, <span class="keyword">const</span> ivec &amp;perm):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(V0.<a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>()){     <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general  into pure .">ldform</a>(V0.<a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea" title="Lower-triangular matrix .">L</a>.get_cols(perm), V0.<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector .">D</a>);}; 
    117 <a name="l00192"></a>00192                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( vec D0 ); 
    118 <a name="l00194"></a>00194                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (); 
    119 <a name="l00196"></a>00196                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); 
    120 <a name="l00197"></a>00197                  
    121 <a name="l00199"></a><a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138">00199</a>                 <span class="keyword">virtual</span> <a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138" title="Destructor for future use;.">~ldmat</a>(){}; 
    122 <a name="l00200"></a>00200  
    123 <a name="l00201"></a>00201                 <span class="comment">// Reimplementation of compulsory operatios</span> 
    124 <a name="l00202"></a>00202  
    125 <a name="l00203"></a>00203                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0f0f6e083e6d947cf58097ffce3ccd1a">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ); 
    126 <a name="l00204"></a>00204                 mat <a class="code" href="classldmat.html#2c1ebc071de4bafbba55b80afd8a7e8e" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span>; 
    127 <a name="l00205"></a>00205                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
    128 <a name="l00206"></a>00206                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
    129 <a name="l00208"></a>00208                 <span class="keywordtype">void</span> <span class="keyword">add</span> ( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ld2, <span class="keywordtype">double</span> w=1.0 ); 
    130 <a name="l00209"></a>00209                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#2b42750ba4962d439aa52a77ae12949b" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span>; 
    131 <a name="l00210"></a>00210                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d64f331b781903e913cb2ee836886f3f" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
    132 <a name="l00211"></a>00211                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d876c5f83e02b3e809b35c9de5068f14" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
    133 <a name="l00212"></a>00212                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4d6e401de9607332305c27e67972a07a" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
    134 <a name="l00213"></a>00213                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">cols</a>() <span class="keyword">const</span>; 
    135 <a name="l00214"></a>00214                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>() <span class="keyword">const</span>; 
    136 <a name="l00215"></a>00215                 vec <a class="code" href="classldmat.html#fc380626ced6f9244fb58c5f0231174d" title="Multiplies square root of  by vector .">sqrt_mult</a> ( <span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
    137 <a name="l00216"></a>00216  
    138 <a name="l00217"></a>00217                  
    139 <a name="l00221"></a>00221                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classldmat.html#2c160cb123c1102face7a50ec566a031" title="Matrix inversion preserving the chosen form.">inv</a> ( <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;Inv ) <span class="keyword">const</span>; 
    140 <a name="l00222"></a>00222  
    141 <a name="l00227"></a>00227                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
    142 <a name="l00228"></a>00228  
    143 <a name="l00233"></a>00233                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
    144 <a name="l00234"></a>00234  
    145 <a name="l00235"></a>00235  
    146 <a name="l00242"></a>00242                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general  into pure .">ldform</a> (<span class="keyword">const</span> mat &amp;A,<span class="keyword">const</span> vec &amp;D0 ); 
    147 <a name="l00243"></a>00243  
    148 <a name="l00245"></a><a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f">00245</a>                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD){D=nD;} 
    149 <a name="l00247"></a><a class="code" href="classldmat.html#7619922b4de18830ce5351c6b5667e60">00247</a>                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD, <span class="keywordtype">int</span> i){D.replace_mid(i,nD);} <span class="comment">//Fixme can be more general</span> 
    150 <a name="l00249"></a><a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614">00249</a> <span class="comment"></span>                <span class="keywordtype">void</span> <a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614" title="Access functions.">setL</a> (<span class="keyword">const</span> vec &amp;nL){L=nL;} 
    151 <a name="l00250"></a>00250  
    152 <a name="l00252"></a><a class="code" href="classldmat.html#282c879f50aa9ef934e7f46d86881582">00252</a>                 <span class="keyword">const</span> vec&amp; <a class="code" href="classldmat.html#282c879f50aa9ef934e7f46d86881582" title="Access functions.">_D</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> D;} 
    153 <a name="l00254"></a><a class="code" href="classldmat.html#5f44f100248c6627314afaa653b9e5bd">00254</a>                 <span class="keyword">const</span> mat&amp; <a class="code" href="classldmat.html#5f44f100248c6627314afaa653b9e5bd" title="Access functions.">_L</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> L;} 
     92<a name="l00154"></a><a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5">00154</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5" title="Logarithm of a determinant.">logdet</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> log ( det ( <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a> ) );}; 
     93<a name="l00155"></a><a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87">00155</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span>  vec &amp;v )<span class="keyword"> const </span>{<span class="keywordflow">return</span> ( v* ( <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>*v ) );}; 
     94<a name="l00156"></a><a class="code" href="classfsqmat.html#58075da64ddadd4df40654c35b928c6f">00156</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#58075da64ddadd4df40654c35b928c6f" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span>  vec &amp;v )<span class="keyword"> const </span>{<span class="keywordflow">return</span> ( v* ( itpp::inv(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>)*v ) );}; 
     95<a name="l00157"></a><a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103">00157</a>                 vec <a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103" title="Multiplies square root of  by vector .">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v )<span class="keyword"> const </span>{mat Ch=chol(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>); <span class="keywordflow">return</span> Ch*v;}; 
     96<a name="l00158"></a>00158  
     97<a name="l00160"></a><a class="code" href="classfsqmat.html#a2e0bf7dbbbbe1d3358064c4ad455f1f">00160</a>                 <span class="keywordtype">void</span> <span class="keyword">add</span> ( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;fsq2, <span class="keywordtype">double</span> w=1.0 ){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>+=fsq2.M;}; 
     98<a name="l00161"></a>00161  
     99<a name="l00163"></a><a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105">00163</a>                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>=diag(nD);} 
     100<a name="l00165"></a><a class="code" href="classfsqmat.html#bcf837b2956745e8986044f5600dbd6e">00165</a>                 vec <a class="code" href="classfsqmat.html#bcf837b2956745e8986044f5600dbd6e" title="Access functions.">getD</a> (){<span class="keywordflow">return</span> diag(<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>);} 
     101<a name="l00167"></a><a class="code" href="classfsqmat.html#03a8f49eb4d38a054ecc522be59cd2ad">00167</a>                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#922f8190c13987cbcdb33ec2bf5cf105" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD, <span class="keywordtype">int</span> i){<span class="keywordflow">for</span>(<span class="keywordtype">int</span> j=i;j&lt;nD.length();j++){<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>(j,j)=nD(j-i);}} <span class="comment">//Fixme can be more general</span> 
     102<a name="l00168"></a>00168  
     103<a name="l00169"></a>00169  
     104<a name="l00171"></a><a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de">00171</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de" title="add another fsqmat matrix">operator += </a>( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;A ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>+=A.<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
     105<a name="l00173"></a><a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7">00173</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7" title="subtrack another fsqmat matrix">operator -= </a>( <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;A ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>-=A.<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
     106<a name="l00175"></a><a class="code" href="classfsqmat.html#af800e7b2146da5e60897255dde80059">00175</a>                 <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a>&amp; <a class="code" href="classfsqmat.html#af800e7b2146da5e60897255dde80059" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ) {<a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>*=x;<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; 
     107<a name="l00176"></a>00176 <span class="comment">//              fsqmat&amp; operator = ( const fsqmat &amp;A) {M=A.M; return *this;};</span> 
     108<a name="l00178"></a>00178 <span class="comment"></span>                <span class="keyword">friend</span> std::ostream &amp;<a class="code" href="classfsqmat.html#e06aba54d61e807b41bd68b5ee6ac22f" title="print full matrix">operator&lt;&lt; </a>( std::ostream &amp;os, <span class="keyword">const</span> <a class="code" href="classfsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> &amp;sq ); 
     109<a name="l00179"></a>00179  
     110<a name="l00180"></a>00180 }; 
     111<a name="l00181"></a>00181  
     112<a name="l00187"></a><a class="code" href="classldmat.html">00187</a> <span class="keyword">class </span><a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>: <a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a> 
     113<a name="l00188"></a>00188 { 
     114<a name="l00189"></a>00189         <span class="keyword">public</span>: 
     115<a name="l00191"></a>00191                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( <span class="keyword">const</span> mat &amp;<a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea" title="Lower-triangular matrix .">L</a>, <span class="keyword">const</span> vec &amp;<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector .">D</a> ); 
     116<a name="l00193"></a>00193                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> mat &amp;V ); 
     117<a name="l00195"></a><a class="code" href="classldmat.html#8e88c818f9605bc726e52c4136c71cc5">00195</a>                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;V0, <span class="keyword">const</span> ivec &amp;perm):<a class="code" href="classsqmat.html" title="Virtual class for representation of double symmetric matrices in square-root form...">sqmat</a>(V0.<a class="code" href="group__math.html#g96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>()){     <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general  into pure .">ldform</a>(V0.<a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea" title="Lower-triangular matrix .">L</a>.get_cols(perm), V0.<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector .">D</a>);}; 
     118<a name="l00197"></a>00197                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( vec D0 ); 
     119<a name="l00199"></a>00199                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (); 
     120<a name="l00201"></a>00201                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); 
     121<a name="l00202"></a>00202                  
     122<a name="l00204"></a><a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138">00204</a>                 <span class="keyword">virtual</span> <a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138" title="Destructor for future use;.">~ldmat</a>(){}; 
     123<a name="l00205"></a>00205  
     124<a name="l00206"></a>00206                 <span class="comment">// Reimplementation of compulsory operatios</span> 
     125<a name="l00207"></a>00207  
     126<a name="l00208"></a>00208                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0f0f6e083e6d947cf58097ffce3ccd1a">opupdt</a> ( <span class="keyword">const</span> vec &amp;v, <span class="keywordtype">double</span> w ); 
     127<a name="l00209"></a>00209                 mat <a class="code" href="classldmat.html#2c1ebc071de4bafbba55b80afd8a7e8e" title="Conversion to full matrix.">to_mat</a>() <span class="keyword">const</span>; 
     128<a name="l00210"></a>00210                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
     129<a name="l00211"></a>00211                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
     130<a name="l00213"></a>00213                 <span class="keywordtype">void</span> <span class="keyword">add</span> ( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ld2, <span class="keywordtype">double</span> w=1.0 ); 
     131<a name="l00214"></a>00214                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#2b42750ba4962d439aa52a77ae12949b" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span>; 
     132<a name="l00215"></a>00215                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d64f331b781903e913cb2ee836886f3f" title="Evaluates quadratic form ;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
     133<a name="l00216"></a>00216                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d876c5f83e02b3e809b35c9de5068f14" title="Evaluates quadratic form ;.">invqform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
     134<a name="l00217"></a>00217                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4d6e401de9607332305c27e67972a07a" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
     135<a name="l00218"></a>00218                 <span class="keywordtype">int</span> <a class="code" href="group__math.html#g0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">cols</a>() <span class="keyword">const</span>; 
     136<a name="l00219"></a>00219                 <span class="keywordtype">int</span> <a class="code" href="group__math.html#g96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>() <span class="keyword">const</span>; 
     137<a name="l00220"></a>00220                 vec <a class="code" href="classldmat.html#fc380626ced6f9244fb58c5f0231174d" title="Multiplies square root of  by vector .">sqrt_mult</a> ( <span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
     138<a name="l00221"></a>00221  
     139<a name="l00222"></a>00222                  
     140<a name="l00226"></a>00226                 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classldmat.html#2c160cb123c1102face7a50ec566a031" title="Matrix inversion preserving the chosen form.">inv</a> ( <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;Inv ) <span class="keyword">const</span>; 
     141<a name="l00227"></a>00227  
     142<a name="l00232"></a>00232                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix , i.e. .">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
     143<a name="l00233"></a>00233  
     144<a name="l00238"></a>00238                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix , i.e. .">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
     145<a name="l00239"></a>00239  
     146<a name="l00240"></a>00240  
     147<a name="l00247"></a>00247                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general  into pure .">ldform</a> (<span class="keyword">const</span> mat &amp;A,<span class="keyword">const</span> vec &amp;D0 ); 
     148<a name="l00248"></a>00248  
     149<a name="l00250"></a><a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f">00250</a>                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD){D=nD;} 
     150<a name="l00252"></a><a class="code" href="classldmat.html#7619922b4de18830ce5351c6b5667e60">00252</a>                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f" title="Access functions.">setD</a> (<span class="keyword">const</span> vec &amp;nD, <span class="keywordtype">int</span> i){D.replace_mid(i,nD);} <span class="comment">//Fixme can be more general</span> 
     151<a name="l00254"></a><a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614">00254</a> <span class="comment"></span>                <span class="keywordtype">void</span> <a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614" title="Access functions.">setL</a> (<span class="keyword">const</span> vec &amp;nL){L=nL;} 
    154152<a name="l00255"></a>00255  
    155 <a name="l00257"></a>00257                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#ca445ee152a56043af946ea095b2d8f8" title="add another ldmat matrix">operator += </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA ); 
    156 <a name="l00259"></a>00259                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#e3f4d2d85ab1ba384c852329aa31d0fb" title="subtract another ldmat matrix">operator -= </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA ); 
    157 <a name="l00261"></a>00261                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#875b7e6dcf73ae7001329099019fdb1d" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ); 
    158 <a name="l00262"></a>00262  
    159 <a name="l00264"></a>00264                 <span class="keyword">friend</span> std::ostream &amp;<a class="code" href="classldmat.html#eaaa0baa6026b84cfcbced41c84599d1" title="print both L and D ">operator&lt;&lt; </a>( std::ostream &amp;os, <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;sq ); 
    160 <a name="l00265"></a>00265  
    161 <a name="l00266"></a>00266         <span class="keyword">protected</span>: 
    162 <a name="l00268"></a><a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e">00268</a>                 vec D; 
    163 <a name="l00270"></a><a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea">00270</a>                 mat L; 
    164 <a name="l00271"></a>00271  
    165 <a name="l00272"></a>00272 }; 
    166 <a name="l00273"></a>00273  
    167 <a name="l00276"></a><a class="code" href="classldmat.html#ca445ee152a56043af946ea095b2d8f8">00276</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#ca445ee152a56043af946ea095b2d8f8" title="add another ldmat matrix">ldmat::operator += </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA )  {this-&gt;<span class="keyword">add</span> ( ldA );<span class="keywordflow">return</span> *<span class="keyword">this</span>;} 
    168 <a name="l00278"></a><a class="code" href="classldmat.html#e3f4d2d85ab1ba384c852329aa31d0fb">00278</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#e3f4d2d85ab1ba384c852329aa31d0fb" title="subtract another ldmat matrix">ldmat::operator -= </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA )  {this-&gt;<span class="keyword">add</span> ( ldA,-1.0 );<span class="keywordflow">return</span> *<span class="keyword">this</span>;} 
    169 <a name="l00280"></a><a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306">00280</a> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">ldmat::cols</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;} 
    170 <a name="l00282"></a><a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163">00282</a> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163" title="access function">ldmat::rows</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;} 
    171 <a name="l00283"></a>00283  
    172 <a name="l00284"></a>00284 <span class="preprocessor">#endif // DC_H</span> 
     153<a name="l00257"></a><a class="code" href="classldmat.html#282c879f50aa9ef934e7f46d86881582">00257</a>                 <span class="keyword">const</span> vec&amp; <a class="code" href="classldmat.html#282c879f50aa9ef934e7f46d86881582" title="Access functions.">_D</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> D;} 
     154<a name="l00259"></a><a class="code" href="classldmat.html#5f44f100248c6627314afaa653b9e5bd">00259</a>                 <span class="keyword">const</span> mat&amp; <a class="code" href="classldmat.html#5f44f100248c6627314afaa653b9e5bd" title="Access functions.">_L</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> L;} 
     155<a name="l00260"></a>00260  
     156<a name="l00262"></a>00262                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="group__math.html#gca445ee152a56043af946ea095b2d8f8" title="add another ldmat matrix">operator += </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA ); 
     157<a name="l00264"></a>00264                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="group__math.html#ge3f4d2d85ab1ba384c852329aa31d0fb" title="subtract another ldmat matrix">operator -= </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA ); 
     158<a name="l00266"></a>00266                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#875b7e6dcf73ae7001329099019fdb1d" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ); 
     159<a name="l00267"></a>00267  
     160<a name="l00269"></a>00269                 <span class="keyword">friend</span> std::ostream &amp;<a class="code" href="classldmat.html#eaaa0baa6026b84cfcbced41c84599d1" title="print both L and D ">operator&lt;&lt; </a>( std::ostream &amp;os, <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;sq ); 
     161<a name="l00270"></a>00270  
     162<a name="l00271"></a>00271         <span class="keyword">protected</span>: 
     163<a name="l00273"></a><a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e">00273</a>                 vec D; 
     164<a name="l00275"></a><a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea">00275</a>                 mat L; 
     165<a name="l00276"></a>00276  
     166<a name="l00277"></a>00277 }; 
     167<a name="l00278"></a>00278  
     168<a name="l00281"></a><a class="code" href="group__math.html#gca445ee152a56043af946ea095b2d8f8">00281</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="group__math.html#gca445ee152a56043af946ea095b2d8f8" title="add another ldmat matrix">ldmat::operator += </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA )  {this-&gt;<span class="keyword">add</span> ( ldA );<span class="keywordflow">return</span> *<span class="keyword">this</span>;} 
     169<a name="l00283"></a><a class="code" href="group__math.html#ge3f4d2d85ab1ba384c852329aa31d0fb">00283</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a>&amp; <a class="code" href="group__math.html#ge3f4d2d85ab1ba384c852329aa31d0fb" title="subtract another ldmat matrix">ldmat::operator -= </a>( <span class="keyword">const</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (commonly known as UD).">ldmat</a> &amp;ldA )  {this-&gt;<span class="keyword">add</span> ( ldA,-1.0 );<span class="keywordflow">return</span> *<span class="keyword">this</span>;} 
     170<a name="l00285"></a><a class="code" href="group__math.html#g0fceb6b5b637cec89bb0a3d2e6be1306">00285</a> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="group__math.html#g0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">ldmat::cols</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;} 
     171<a name="l00287"></a><a class="code" href="group__math.html#g96dfb21865db4f5bd36fa70f9b0b1163">00287</a> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="group__math.html#g96dfb21865db4f5bd36fa70f9b0b1163" title="access function">ldmat::rows</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>;} 
     172<a name="l00288"></a>00288  
     173<a name="l00291"></a>00291 <span class="preprocessor">#endif // DC_H</span> 
    173174</pre></div></div> 
    174 <hr size="1"><address style="text-align: right;"><small>Generated on Wed Nov 12 20:46:05 2008 for mixpp by&nbsp; 
     175<hr size="1"><address style="text-align: right;"><small>Generated on Thu Dec 4 14:42:13 2008 for mixpp by&nbsp; 
    175176<a href="http://www.doxygen.org/index.html"> 
    176177<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>