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Timestamp:
03/14/08 18:11:21 (17 years ago)
Author:
smidl
Message:

Matrix in Cholesky decomposition, Square-root Kalman and many bug fixes

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1 modified

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  • doc/html/libDC_8h-source.html

    r33 r37  
    2222<a name="l00018"></a>00018 <span class="keyword">using namespace </span>itpp; 
    2323<a name="l00019"></a>00019  
    24 <a name="l00024"></a><a class="code" href="classsqmat.html">00024</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> 
    25 <a name="l00025"></a>00025 { 
    26 <a name="l00026"></a>00026         <span class="keyword">public</span>: 
    27 <a name="l00034"></a>00034                 <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; 
    28 <a name="l00035"></a>00035  
    29 <a name="l00039"></a>00039                 <span class="keyword">virtual</span> mat <a class="code" href="classsqmat.html#9a5b6fddfeb42339e1dc9b978a2590fc" title="Conversion to full matrix.">to_mat</a>() =0; 
    30 <a name="l00040"></a>00040  
    31 <a name="l00044"></a>00044                 <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 $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
    32 <a name="l00045"></a>00045                  
    33 <a name="l00049"></a>00049                 <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 $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
    34 <a name="l00050"></a>00050  
    35 <a name="l00051"></a>00051  
    36 <a name="l00056"></a>00056                 <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; 
     24<a name="l00021"></a>00021 <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 ); 
     25<a name="l00022"></a>00022  
     26<a name="l00024"></a>00024 <span class="comment">//TODO can be done via: dtrtri.f from lapack</span> 
     27<a name="l00025"></a>00025 mat ltuinv( <span class="keyword">const</span> mat &amp;L ); 
     28<a name="l00026"></a>00026  
     29<a name="l00031"></a><a class="code" href="classsqmat.html">00031</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> 
     30<a name="l00032"></a>00032 { 
     31<a name="l00033"></a>00033         <span class="keyword">public</span>: 
     32<a name="l00041"></a>00041                 <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; 
     33<a name="l00042"></a>00042  
     34<a name="l00046"></a>00046                 <span class="keyword">virtual</span> mat <a class="code" href="classsqmat.html#9a5b6fddfeb42339e1dc9b978a2590fc" title="Conversion to full matrix.">to_mat</a>() =0; 
     35<a name="l00047"></a>00047  
     36<a name="l00051"></a>00051                 <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 $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
     37<a name="l00052"></a>00052                  
     38<a name="l00056"></a>00056                 <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 $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C ) =0; 
    3739<a name="l00057"></a>00057  
    38 <a name="l00063"></a>00063                 <span class="keyword">virtual</span> vec <a class="code" href="classsqmat.html#6b79438b5d7544a9c8e110a145355d8f" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     40<a name="l00058"></a>00058  
     41<a name="l00063"></a>00063                 <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; 
    3942<a name="l00064"></a>00064  
    40 <a name="l00069"></a>00069                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#fc026312eb02ba09f85d5aacd6f05ab3" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
    41 <a name="l00070"></a>00070  
    42 <a name="l00071"></a>00071 <span class="comment">//      //! easy version of the</span> 
    43 <a name="l00072"></a>00072 <span class="comment">//      sqmat inv();</span> 
    44 <a name="l00073"></a>00073  
    45 <a name="l00075"></a>00075                 <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; 
    46 <a name="l00076"></a>00076  
    47 <a name="l00078"></a><a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b">00078</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>;}; 
    48 <a name="l00079"></a>00079  
    49 <a name="l00081"></a><a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646">00081</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>;}; 
    50 <a name="l00082"></a>00082  
    51 <a name="l00084"></a><a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656">00084</a>                 <span class="keyword">virtual</span> <a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656" title="Destructor for future use;.">~sqmat</a>(){}; 
    52 <a name="l00086"></a><a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2">00086</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){}; 
    53 <a name="l00087"></a>00087         <span class="keyword">protected</span>: 
    54 <a name="l00089"></a>00089                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>; 
    55 <a name="l00090"></a>00090 }; 
    56 <a name="l00091"></a>00091  
    57 <a name="l00092"></a>00092  
    58 <a name="l00097"></a><a class="code" href="classfsqmat.html">00097</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> 
    59 <a name="l00098"></a>00098 { 
    60 <a name="l00099"></a>00099         <span class="keyword">protected</span>: 
    61 <a name="l00101"></a><a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453">00101</a>                 mat <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>; 
    62 <a name="l00102"></a>00102         <span class="keyword">public</span>: 
    63 <a name="l00103"></a>00103                 <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 ); 
    64 <a name="l00104"></a>00104                 mat <a class="code" href="classfsqmat.html#cedf4f048309056f4262c930914dfda8" title="Conversion to full matrix.">to_mat</a>() ; 
    65 <a name="l00105"></a>00105                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
    66 <a name="l00106"></a>00106                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
    67 <a name="l00108"></a>00108                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">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>; 
    68 <a name="l00110"></a>00110                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">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>; 
    69 <a name="l00111"></a>00111                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#cfa4c359483d2322f32d1d50050f8ac4" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
    70 <a name="l00112"></a>00112  
    71 <a name="l00114"></a>00114                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(); <span class="comment">// mat will be initialized OK</span> 
    72 <a name="l00116"></a>00116 <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> 
    73 <a name="l00118"></a>00118 <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> ); 
     43<a name="l00070"></a>00070                 <span class="keyword">virtual</span> vec <a class="code" href="classsqmat.html#6b79438b5d7544a9c8e110a145355d8f" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     44<a name="l00071"></a>00071  
     45<a name="l00076"></a>00076                 <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classsqmat.html#fc026312eb02ba09f85d5aacd6f05ab3" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span> =0; 
     46<a name="l00077"></a>00077  
     47<a name="l00078"></a>00078 <span class="comment">//      //! easy version of the</span> 
     48<a name="l00079"></a>00079 <span class="comment">//      sqmat inv();</span> 
     49<a name="l00080"></a>00080  
     50<a name="l00082"></a>00082                 <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; 
     51<a name="l00083"></a>00083  
     52<a name="l00085"></a><a class="code" href="classsqmat.html#ecc2e2540f95a04f4449842588170f5b">00085</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>;}; 
     53<a name="l00086"></a>00086  
     54<a name="l00088"></a><a class="code" href="classsqmat.html#071e80ced9cc3b8cbb360fa7462eb646">00088</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>;}; 
     55<a name="l00089"></a>00089  
     56<a name="l00091"></a><a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656">00091</a>                 <span class="keyword">virtual</span> <a class="code" href="classsqmat.html#0481f2067bb32aaea7e6d4f27e46b656" title="Destructor for future use;.">~sqmat</a>(){}; 
     57<a name="l00093"></a><a class="code" href="classsqmat.html#4268750c040c716b2c05037f725078a2">00093</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){}; 
     58<a name="l00094"></a>00094         <span class="keyword">protected</span>: 
     59<a name="l00096"></a>00096                 <span class="keywordtype">int</span> <a class="code" href="classsqmat.html#0abed904bdc0882373ba9adba919689d" title="dimension of the square matrix">dim</a>; 
     60<a name="l00097"></a>00097 }; 
     61<a name="l00098"></a>00098  
     62<a name="l00099"></a>00099  
     63<a name="l00104"></a><a class="code" href="classfsqmat.html">00104</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> 
     64<a name="l00105"></a>00105 { 
     65<a name="l00106"></a>00106         <span class="keyword">protected</span>: 
     66<a name="l00108"></a><a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453">00108</a>                 mat <a class="code" href="classfsqmat.html#a7a1fcb9aae19d1e4daddfc9c22ce453" title="Full matrix on which the operations are performed.">M</a>; 
     67<a name="l00109"></a>00109         <span class="keyword">public</span>: 
     68<a name="l00110"></a>00110                 <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 ); 
     69<a name="l00111"></a>00111                 mat <a class="code" href="classfsqmat.html#cedf4f048309056f4262c930914dfda8" title="Conversion to full matrix.">to_mat</a>() ; 
     70<a name="l00112"></a>00112                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
     71<a name="l00113"></a>00113                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
     72<a name="l00115"></a>00115                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#5530d2756b5d991de755e6121c9a452e" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">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>; 
     73<a name="l00117"></a>00117                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#92052a8adc2054b63e42d1373d145c89" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">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>; 
     74<a name="l00118"></a>00118                 <span class="keywordtype">void</span> <a class="code" href="classfsqmat.html#cfa4c359483d2322f32d1d50050f8ac4" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
    7475<a name="l00119"></a>00119  
    75 <a name="l00121"></a><a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e">00121</a>                 <span class="keyword">virtual</span> <a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e" title="Destructor for future use;.">~fsqmat</a>(){}; 
    76 <a name="l00122"></a>00122  
    77 <a name="l00123"></a>00123  
    78 <a name="l00129"></a>00129                 <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 ); 
     76<a name="l00121"></a>00121                 <a class="code" href="classfsqmat.html#79e3f73e0ccd663c7f7e08083d272940" title="Default initialization.">fsqmat</a>(); <span class="comment">// mat will be initialized OK</span> 
     77<a name="l00123"></a>00123 <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> 
     78<a name="l00125"></a>00125 <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> ); 
     79<a name="l00126"></a>00126  
     80<a name="l00128"></a><a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e">00128</a>                 <span class="keyword">virtual</span> <a class="code" href="classfsqmat.html#2a8f104e4befbc2aa90d8b11edfedb2e" title="Destructor for future use;.">~fsqmat</a>(){}; 
     81<a name="l00129"></a>00129  
    7982<a name="l00130"></a>00130  
    80 <a name="l00131"></a><a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5">00131</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> ) );}; 
    81 <a name="l00132"></a><a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87">00132</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">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 ) );}; 
    82 <a name="l00133"></a><a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103">00133</a>                 vec <a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v )<span class="keyword"> const </span>{it_error ( <span class="stringliteral">"not implemented"</span> );<span class="keywordflow">return</span> v;}; 
    83 <a name="l00134"></a>00134  
    84 <a name="l00136"></a><a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de">00136</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>;}; 
    85 <a name="l00138"></a><a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7">00138</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>;}; 
    86 <a name="l00140"></a><a class="code" href="classfsqmat.html#8f7ce97628a50e06641281096b2af9b7">00140</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#8f7ce97628a50e06641281096b2af9b7" 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>;}; 
    87 <a name="l00141"></a>00141 <span class="comment">//              fsqmat&amp; operator = ( const fsqmat &amp;A) {M=A.M; return *this;};</span> 
    88 <a name="l00143"></a>00143 <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 ); 
    89 <a name="l00144"></a>00144  
    90 <a name="l00145"></a>00145 }; 
    91 <a name="l00146"></a>00146  
    92 <a name="l00152"></a><a class="code" href="classldmat.html">00152</a> <span class="keyword">class </span><a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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> 
    93 <a name="l00153"></a>00153 { 
    94 <a name="l00154"></a>00154         <span class="keyword">public</span>: 
    95 <a name="l00155"></a>00155  
    96 <a name="l00157"></a>00157                 <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 $L$.">L</a>, <span class="keyword">const</span> vec &amp;<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector $D$.">D</a> ); 
    97 <a name="l00159"></a>00159                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> mat &amp;V ); 
    98 <a name="l00161"></a>00161                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( vec D0 ); 
    99 <a name="l00163"></a>00163                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (); 
    100 <a name="l00165"></a>00165                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); 
    101 <a name="l00166"></a>00166  
    102 <a name="l00168"></a><a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138">00168</a>                 <span class="keyword">virtual</span> <a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138" title="Destructor for future use;.">~ldmat</a>(){}; 
    103 <a name="l00169"></a>00169  
    104 <a name="l00170"></a>00170                 <span class="comment">// Reimplementation of compulsory operatios</span> 
    105 <a name="l00171"></a>00171  
    106 <a name="l00172"></a>00172                 <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 ); 
    107 <a name="l00173"></a>00173                 mat <a class="code" href="classldmat.html#5b0515da8dc2293d9e4360b74cc26c9e" title="Conversion to full matrix.">to_mat</a>(); 
    108 <a name="l00174"></a>00174                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
    109 <a name="l00175"></a>00175                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
    110 <a name="l00177"></a>00177                 <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, (typically known as UD).">ldmat</a> &amp;ld2, <span class="keywordtype">double</span> w=1.0 ); 
    111 <a name="l00178"></a>00178                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#2b42750ba4962d439aa52a77ae12949b" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span>; 
    112 <a name="l00179"></a>00179                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d64f331b781903e913cb2ee836886f3f" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
    113 <a name="l00180"></a>00180 <span class="comment">//      sqmat&amp; operator -= ( const sqmat &amp; ld2 );</span> 
    114 <a name="l00181"></a>00181                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4d6e401de9607332305c27e67972a07a" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
    115 <a name="l00182"></a>00182                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">cols</a>() <span class="keyword">const</span>; 
    116 <a name="l00183"></a>00183                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>() <span class="keyword">const</span>; 
    117 <a name="l00184"></a>00184                 vec <a class="code" href="classldmat.html#fc380626ced6f9244fb58c5f0231174d" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> ( <span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
    118 <a name="l00185"></a>00185  
    119 <a name="l00189"></a>00189                 <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, (typically known as UD).">ldmat</a> &amp;Inv ) <span class="keyword">const</span>; 
    120 <a name="l00190"></a>00190  
    121 <a name="l00195"></a>00195                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
    122 <a name="l00196"></a>00196  
    123 <a name="l00201"></a>00201                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
    124 <a name="l00202"></a>00202  
     83<a name="l00136"></a>00136                 <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 ); 
     84<a name="l00137"></a>00137  
     85<a name="l00138"></a><a class="code" href="classfsqmat.html#eb0d1358f536e4453b5f99d0418ca1e5">00138</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> ) );}; 
     86<a name="l00139"></a><a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87">00139</a>                 <span class="keywordtype">double</span> <a class="code" href="classfsqmat.html#a6c91b0389e73404324b2314b08d6e87" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">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 ) );}; 
     87<a name="l00140"></a><a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103">00140</a>                 vec <a class="code" href="classfsqmat.html#842a774077ee34ac3c36d180ab33e103" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> (<span class="keyword">const</span> vec &amp;v )<span class="keyword"> const </span>{it_error ( <span class="stringliteral">"not implemented"</span> );<span class="keywordflow">return</span> v;}; 
     88<a name="l00141"></a>00141  
     89<a name="l00143"></a><a class="code" href="classfsqmat.html#514d1fdd8a382dbd6a774f2cf1ebd3de">00143</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>;}; 
     90<a name="l00145"></a><a class="code" href="classfsqmat.html#e976bc9d899961e1d2087b0630ed33b7">00145</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>;}; 
     91<a name="l00147"></a><a class="code" href="classfsqmat.html#8f7ce97628a50e06641281096b2af9b7">00147</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#8f7ce97628a50e06641281096b2af9b7" 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>;}; 
     92<a name="l00148"></a>00148 <span class="comment">//              fsqmat&amp; operator = ( const fsqmat &amp;A) {M=A.M; return *this;};</span> 
     93<a name="l00150"></a>00150 <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 ); 
     94<a name="l00151"></a>00151  
     95<a name="l00152"></a>00152 }; 
     96<a name="l00153"></a>00153  
     97<a name="l00159"></a><a class="code" href="classldmat.html">00159</a> <span class="keyword">class </span><a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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> 
     98<a name="l00160"></a>00160 { 
     99<a name="l00161"></a>00161         <span class="keyword">public</span>: 
     100<a name="l00162"></a>00162  
     101<a name="l00164"></a>00164                 <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 $L$.">L</a>, <span class="keyword">const</span> vec &amp;<a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e" title="Positive vector $D$.">D</a> ); 
     102<a name="l00166"></a>00166                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (<span class="keyword">const</span> mat &amp;V ); 
     103<a name="l00168"></a>00168                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> ( vec D0 ); 
     104<a name="l00170"></a>00170                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a> (); 
     105<a name="l00172"></a>00172                 <a class="code" href="classldmat.html#a12dda6f529580b0377cc45226b43303" title="Default constructor.">ldmat</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> dim0); 
     106<a name="l00173"></a>00173  
     107<a name="l00175"></a><a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138">00175</a>                 <span class="keyword">virtual</span> <a class="code" href="classldmat.html#1e2734c0164ce5233c4d709679555138" title="Destructor for future use;.">~ldmat</a>(){}; 
     108<a name="l00176"></a>00176  
     109<a name="l00177"></a>00177                 <span class="comment">// Reimplementation of compulsory operatios</span> 
     110<a name="l00178"></a>00178  
     111<a name="l00179"></a>00179                 <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 ); 
     112<a name="l00180"></a>00180                 mat <a class="code" href="classldmat.html#5b0515da8dc2293d9e4360b74cc26c9e" title="Conversion to full matrix.">to_mat</a>(); 
     113<a name="l00181"></a>00181                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C); 
     114<a name="l00182"></a>00182                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C); 
     115<a name="l00184"></a>00184                 <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, (typically known as UD).">ldmat</a> &amp;ld2, <span class="keywordtype">double</span> w=1.0 ); 
     116<a name="l00185"></a>00185                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#2b42750ba4962d439aa52a77ae12949b" title="Logarithm of a determinant.">logdet</a>() <span class="keyword">const</span>; 
     117<a name="l00186"></a>00186                 <span class="keywordtype">double</span> <a class="code" href="classldmat.html#d64f331b781903e913cb2ee836886f3f" title="Evaluates quadratic form $x= v&amp;#39;*V*v$;.">qform</a> (<span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
     118<a name="l00187"></a>00187 <span class="comment">//      sqmat&amp; operator -= ( const sqmat &amp; ld2 );</span> 
     119<a name="l00188"></a>00188                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4d6e401de9607332305c27e67972a07a" title="Clearing matrix so that it corresponds to zeros.">clear</a>(); 
     120<a name="l00189"></a>00189                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306" title="access function">cols</a>() <span class="keyword">const</span>; 
     121<a name="l00190"></a>00190                 <span class="keywordtype">int</span> <a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163" title="access function">rows</a>() <span class="keyword">const</span>; 
     122<a name="l00191"></a>00191                 vec <a class="code" href="classldmat.html#fc380626ced6f9244fb58c5f0231174d" title="Multiplies square root of $V$ by vector $x$.">sqrt_mult</a> ( <span class="keyword">const</span> vec &amp;v ) <span class="keyword">const</span>; 
     123<a name="l00192"></a>00192  
     124<a name="l00196"></a>00196                 <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, (typically known as UD).">ldmat</a> &amp;Inv ) <span class="keyword">const</span>; 
     125<a name="l00197"></a>00197  
     126<a name="l00202"></a>00202                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#e967b9425007f0cb6cd59b845f9756d8" title="Inplace symmetric multiplication by a SQUARE matrix $C$, i.e. $V = C*V*C&amp;#39;$.">mult_sym</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
    125127<a name="l00203"></a>00203  
    126 <a name="l00210"></a>00210                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general $A&amp;#39;D0 A$ into pure $L&amp;#39;DL$.">ldform</a> (<span class="keyword">const</span> mat &amp;A,<span class="keyword">const</span> vec &amp;D0 ); 
    127 <a name="l00211"></a>00211  
    128 <a name="l00213"></a><a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f">00213</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;} 
    129 <a name="l00215"></a><a class="code" href="classldmat.html#7619922b4de18830ce5351c6b5667e60">00215</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> 
    130 <a name="l00217"></a><a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614">00217</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;} 
     128<a name="l00208"></a>00208                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#4fd155f38eb6dd5af4bdf9c98a7999a9" title="Inplace symmetric multiplication by a SQUARE transpose of matrix $C$, i.e. $V = C&amp;#39;*V*C$...">mult_sym_t</a> ( <span class="keyword">const</span> mat &amp;C, <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a> &amp;U) <span class="keyword">const</span>; 
     129<a name="l00209"></a>00209  
     130<a name="l00210"></a>00210  
     131<a name="l00217"></a>00217                 <span class="keywordtype">void</span> <a class="code" href="classldmat.html#f291faa073e7bc8dfafc7ae93daa2506" title="Transforms general $A&amp;#39;D0 A$ into pure $L&amp;#39;DL$.">ldform</a> (<span class="keyword">const</span> mat &amp;A,<span class="keyword">const</span> vec &amp;D0 ); 
    131132<a name="l00218"></a>00218  
    132 <a name="l00220"></a>00220                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically known as UD).">ldmat</a> &amp;ldA ); 
    133 <a name="l00222"></a>00222                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically known as UD).">ldmat</a> &amp;ldA ); 
    134 <a name="l00224"></a>00224                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#16871b2d54be6e5dc73f78b8cb90771c" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ); 
     133<a name="l00220"></a><a class="code" href="classldmat.html#0884a613b94fde61bfc84288e73ce57f">00220</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;} 
     134<a name="l00222"></a><a class="code" href="classldmat.html#7619922b4de18830ce5351c6b5667e60">00222</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> 
     135<a name="l00224"></a><a class="code" href="classldmat.html#32ff66296627ff5341d7c0b973249614">00224</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;} 
    135136<a name="l00225"></a>00225  
    136 <a name="l00227"></a>00227                 <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, (typically known as UD).">ldmat</a> &amp;sq ); 
    137 <a name="l00228"></a>00228  
    138 <a name="l00229"></a>00229  
    139 <a name="l00230"></a>00230         <span class="keyword">protected</span>: 
    140 <a name="l00232"></a><a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e">00232</a>                 vec D; 
    141 <a name="l00234"></a><a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea">00234</a>                 mat L; 
     137<a name="l00227"></a>00227                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically known as UD).">ldmat</a> &amp;ldA ); 
     138<a name="l00229"></a>00229                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically known as UD).">ldmat</a> &amp;ldA ); 
     139<a name="l00231"></a>00231                 <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically known as UD).">ldmat</a>&amp; <a class="code" href="classldmat.html#16871b2d54be6e5dc73f78b8cb90771c" title="multiply by a scalar">operator *= </a>( <span class="keywordtype">double</span> x ); 
     140<a name="l00232"></a>00232  
     141<a name="l00234"></a>00234                 <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, (typically known as UD).">ldmat</a> &amp;sq ); 
    142142<a name="l00235"></a>00235  
    143 <a name="l00236"></a>00236 }; 
    144 <a name="l00237"></a>00237  
    145 <a name="l00240"></a><a class="code" href="classldmat.html#ca445ee152a56043af946ea095b2d8f8">00240</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically 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>;} 
    146 <a name="l00242"></a><a class="code" href="classldmat.html#e3f4d2d85ab1ba384c852329aa31d0fb">00242</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically 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>;} 
    147 <a name="l00244"></a><a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306">00244</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>;} 
    148 <a name="l00246"></a><a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163">00246</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>;} 
    149 <a name="l00247"></a>00247  
    150 <a name="l00248"></a>00248 <span class="preprocessor">#endif // DC_H</span> 
    151 </pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Wed Mar 5 15:40:00 2008 for mixpp by&nbsp; 
     143<a name="l00236"></a>00236  
     144<a name="l00237"></a>00237         <span class="keyword">protected</span>: 
     145<a name="l00239"></a><a class="code" href="classldmat.html#4cce04824539c4a8d062d9a36d6e014e">00239</a>                 vec D; 
     146<a name="l00241"></a><a class="code" href="classldmat.html#f74a64b99fe58a75ebd37bb679e121ea">00241</a>                 mat L; 
     147<a name="l00242"></a>00242  
     148<a name="l00243"></a>00243 }; 
     149<a name="l00244"></a>00244  
     150<a name="l00245"></a>00245  
     151<a name="l00248"></a><a class="code" href="classldmat.html#ca445ee152a56043af946ea095b2d8f8">00248</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically 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>;} 
     152<a name="l00250"></a><a class="code" href="classldmat.html#e3f4d2d85ab1ba384c852329aa31d0fb">00250</a> <span class="keyword">inline</span> <a class="code" href="classldmat.html" title="Matrix stored in LD form, (typically 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, (typically 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>;} 
     153<a name="l00252"></a><a class="code" href="classldmat.html#0fceb6b5b637cec89bb0a3d2e6be1306">00252</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>;} 
     154<a name="l00254"></a><a class="code" href="classldmat.html#96dfb21865db4f5bd36fa70f9b0b1163">00254</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>;} 
     155<a name="l00255"></a>00255  
     156<a name="l00256"></a>00256 <span class="preprocessor">#endif // DC_H</span> 
     157</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Wed Mar 12 16:15:44 2008 for mixpp by&nbsp; 
    152158<a href="http://www.doxygen.org/index.html"> 
    153159<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.3 </small></address>