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66  <div class="navpath"><b>bdm</b>::<a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a>
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70<h1>bdm::fsqmat Class Reference</h1><!-- doxytag: class="bdm::fsqmat" --><!-- doxytag: inherits="bdm::sqmat" -->Fake <a class="el" href="classbdm_1_1sqmat.html" title="Abstract class for representation of double symmetric matrices in square-root form...">sqmat</a>. This class maps <a class="el" href="classbdm_1_1sqmat.html" title="Abstract class for representation of double symmetric matrices in square-root form...">sqmat</a> operations to operations on full matrix. 
71<a href="#_details">More...</a>
72<p>
73<code>#include &lt;<a class="el" href="square__mat_8h-source.html">square_mat.h</a>&gt;</code>
74<p>
75
76<p>
77<a href="classbdm_1_1fsqmat-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
78<tr><td></td></tr>
79<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
80<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#a41b3686a77d1f9657b6942b01cfd8be">opupdt</a> (const vec &amp;v, double w)</td></tr>
81
82<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5c27d47cd0fa7ae686d4519f89a3c9b0"></a><!-- doxytag: member="bdm::fsqmat::to_mat" ref="5c27d47cd0fa7ae686d4519f89a3c9b0" args="() const " -->
83mat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#5c27d47cd0fa7ae686d4519f89a3c9b0">to_mat</a> () const </td></tr>
84
85<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Conversion to full matrix. <br></td></tr>
86<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#fca713af3f74677fd7fbafe723590112">mult_sym</a> (const mat &amp;C)</td></tr>
87
88<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Inplace symmetric multiplication by a SQUARE matrix <img class="formulaInl" alt="$C$" src="form_52.png">, i.e. <img class="formulaInl" alt="$V = C*V*C'$" src="form_53.png">.  <a href="#fca713af3f74677fd7fbafe723590112"></a><br></td></tr>
89<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#0f6b7cf09daf484f29ea99a144a27039">mult_sym_t</a> (const mat &amp;C)</td></tr>
90
91<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Inplace symmetric multiplication by a SQUARE transpose of matrix <img class="formulaInl" alt="$C$" src="form_52.png">, i.e. <img class="formulaInl" alt="$V = C'*V*C$" src="form_54.png">.  <a href="#0f6b7cf09daf484f29ea99a144a27039"></a><br></td></tr>
92<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="75ff12a4d7d7ef50a812529e6e994cd1"></a><!-- doxytag: member="bdm::fsqmat::mult_sym" ref="75ff12a4d7d7ef50a812529e6e994cd1" args="(const mat &amp;C, fsqmat &amp;U) const " -->
93void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#75ff12a4d7d7ef50a812529e6e994cd1">mult_sym</a> (const mat &amp;C, <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;U) const </td></tr>
94
95<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">store result of <code>mult_sym</code> in external matrix <img class="formulaInl" alt="$U$" src="form_58.png"> <br></td></tr>
96<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="06d0f00ce05ad0349bef754ba94ee6c9"></a><!-- doxytag: member="bdm::fsqmat::mult_sym_t" ref="06d0f00ce05ad0349bef754ba94ee6c9" args="(const mat &amp;C, fsqmat &amp;U) const " -->
97void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#06d0f00ce05ad0349bef754ba94ee6c9">mult_sym_t</a> (const mat &amp;C, <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;U) const </td></tr>
98
99<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">store result of <code>mult_sym_t</code> in external matrix <img class="formulaInl" alt="$U$" src="form_58.png"> <br></td></tr>
100<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8ba3bc2f92b3fc6cfc90f21b3a5a5ada"></a><!-- doxytag: member="bdm::fsqmat::clear" ref="8ba3bc2f92b3fc6cfc90f21b3a5a5ada" args="()" -->
101void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#8ba3bc2f92b3fc6cfc90f21b3a5a5ada">clear</a> ()</td></tr>
102
103<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Clearing matrix so that it corresponds to zeros. <br></td></tr>
104<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d9461412d5087d685a3213671446f143"></a><!-- doxytag: member="bdm::fsqmat::fsqmat" ref="d9461412d5087d685a3213671446f143" args="()" -->
105&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#d9461412d5087d685a3213671446f143">fsqmat</a> ()</td></tr>
106
107<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default initialization. <br></td></tr>
108<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5c1e23070177ec386ec80ae3ba3f29f5"></a><!-- doxytag: member="bdm::fsqmat::fsqmat" ref="5c1e23070177ec386ec80ae3ba3f29f5" args="(const int dim0)" -->
109&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#5c1e23070177ec386ec80ae3ba3f29f5">fsqmat</a> (const int dim0)</td></tr>
110
111<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default initialization with proper size. <br></td></tr>
112<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b74cf8cabe8ac3b2b232c3de6ad070b0"></a><!-- doxytag: member="bdm::fsqmat::fsqmat" ref="b74cf8cabe8ac3b2b232c3de6ad070b0" args="(const mat &amp;M)" -->
113&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#b74cf8cabe8ac3b2b232c3de6ad070b0">fsqmat</a> (const mat &amp;<a class="el" href="classbdm_1_1fsqmat.html#ae9e9d807cd320ec265df81022eb9f03">M</a>)</td></tr>
114
115<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructor. <br></td></tr>
[590]116<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#8168a96449b2126dfc117c136fdf39d5">fsqmat</a> (const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;<a class="el" href="classbdm_1_1fsqmat.html#ae9e9d807cd320ec265df81022eb9f03">M</a>, const ivec &amp;perm)</td></tr>
[538]117
118<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6203529db9dab639f2c123aac9fb6a6c"></a><!-- doxytag: member="bdm::fsqmat::fsqmat" ref="6203529db9dab639f2c123aac9fb6a6c" args="(const vec &amp;d)" -->
119&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#6203529db9dab639f2c123aac9fb6a6c">fsqmat</a> (const vec &amp;d)</td></tr>
120
121<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructor. <br></td></tr>
122<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="26d4037b787aa9cd63742393e6bd334f"></a><!-- doxytag: member="bdm::fsqmat::~fsqmat" ref="26d4037b787aa9cd63742393e6bd334f" args="()" -->
123virtual&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#26d4037b787aa9cd63742393e6bd334f">~fsqmat</a> ()</td></tr>
124
125<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Destructor for future use;. <br></td></tr>
126<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#d17495888ab35e09ebb9b4e789f586d5">inv</a> (<a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;Inv) const </td></tr>
127
128<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Matrix inversion preserving the chosen form.  <a href="#d17495888ab35e09ebb9b4e789f586d5"></a><br></td></tr>
129<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="15de11fa1e280d4caa7cb010711881a0"></a><!-- doxytag: member="bdm::fsqmat::logdet" ref="15de11fa1e280d4caa7cb010711881a0" args="() const " -->
130double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#15de11fa1e280d4caa7cb010711881a0">logdet</a> () const </td></tr>
131
132<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Logarithm of a determinant. <br></td></tr>
133<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="766faafcf138610840a6975f8a28d0b6"></a><!-- doxytag: member="bdm::fsqmat::qform" ref="766faafcf138610840a6975f8a28d0b6" args="(const vec &amp;v) const " -->
134double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#766faafcf138610840a6975f8a28d0b6">qform</a> (const vec &amp;v) const </td></tr>
135
136<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Evaluates quadratic form <img class="formulaInl" alt="$x= v'*V*v$" src="form_56.png">;. <br></td></tr>
137<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="967cbb3a58a0a6f7bd974f2c6ff5d520"></a><!-- doxytag: member="bdm::fsqmat::invqform" ref="967cbb3a58a0a6f7bd974f2c6ff5d520" args="(const vec &amp;v) const " -->
138double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#967cbb3a58a0a6f7bd974f2c6ff5d520">invqform</a> (const vec &amp;v) const </td></tr>
139
140<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Evaluates quadratic form <img class="formulaInl" alt="$x= v'*inv(V)*v$" src="form_57.png">;. <br></td></tr>
141<tr><td class="memItemLeft" nowrap align="right" valign="top">vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#ab240f84ea1685bc95df0446f948abfd">sqrt_mult</a> (const vec &amp;v) const </td></tr>
142
143<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Multiplies square <a class="el" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> of <img class="formulaInl" alt="$V$" src="form_55.png"> by vector <img class="formulaInl" alt="$x$" src="form_1.png">.  <a href="#ab240f84ea1685bc95df0446f948abfd"></a><br></td></tr>
144<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1a01433460718f7b8a9fa6ba9a911b8a"></a><!-- doxytag: member="bdm::fsqmat::add" ref="1a01433460718f7b8a9fa6ba9a911b8a" args="(const fsqmat &amp;fsq2, double w=1.0)" -->
145void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#1a01433460718f7b8a9fa6ba9a911b8a">add</a> (const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;fsq2, double w=1.0)</td></tr>
146
147<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Add another matrix in fsq form with weight w. <br></td></tr>
148<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d36cb40feaa7079d8687d60bd33e50a5"></a><!-- doxytag: member="bdm::fsqmat::setD" ref="d36cb40feaa7079d8687d60bd33e50a5" args="(const vec &amp;nD)" -->
149void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#d36cb40feaa7079d8687d60bd33e50a5">setD</a> (const vec &amp;nD)</td></tr>
150
151<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
152<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d94e0156c4d15a756b23fa70ab181904"></a><!-- doxytag: member="bdm::fsqmat::getD" ref="d94e0156c4d15a756b23fa70ab181904" args="()" -->
153vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#d94e0156c4d15a756b23fa70ab181904">getD</a> ()</td></tr>
154
155<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
156<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="19f6f73679a09315babba64a95d89085"></a><!-- doxytag: member="bdm::fsqmat::setD" ref="19f6f73679a09315babba64a95d89085" args="(const vec &amp;nD, int i)" -->
157void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#19f6f73679a09315babba64a95d89085">setD</a> (const vec &amp;nD, int i)</td></tr>
158
159<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
160<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="83db17577372a459433cc56aef712583"></a><!-- doxytag: member="bdm::fsqmat::operator+=" ref="83db17577372a459433cc56aef712583" args="(const fsqmat &amp;A)" -->
161<a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#83db17577372a459433cc56aef712583">operator+=</a> (const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;A)</td></tr>
162
163<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">add another <a class="el" href="classbdm_1_1fsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> matrix <br></td></tr>
164<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="019ee2145f7ef263bfb9a72e8e0532d9"></a><!-- doxytag: member="bdm::fsqmat::operator&#45;=" ref="019ee2145f7ef263bfb9a72e8e0532d9" args="(const fsqmat &amp;A)" -->
165<a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#019ee2145f7ef263bfb9a72e8e0532d9">operator-=</a> (const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;A)</td></tr>
166
167<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">subtrack another <a class="el" href="classbdm_1_1fsqmat.html" title="Fake sqmat. This class maps sqmat operations to operations on full matrix.">fsqmat</a> matrix <br></td></tr>
168<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="093d62d05f04b97d91084ed97194560b"></a><!-- doxytag: member="bdm::fsqmat::operator*=" ref="093d62d05f04b97d91084ed97194560b" args="(double x)" -->
169<a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#093d62d05f04b97d91084ed97194560b">operator*=</a> (double x)</td></tr>
170
171<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">multiply by a scalar <br></td></tr>
[590]172<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="296faede93e2143abd3a4f1f7b4974c7"></a><!-- doxytag: member="bdm::fsqmat::operator mat &amp;" ref="296faede93e2143abd3a4f1f7b4974c7" args="()" -->
173&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#296faede93e2143abd3a4f1f7b4974c7">operator mat &amp;</a> ()</td></tr>
174
175<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">cast to normal mat <br></td></tr>
[538]176<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="445ef762cf5d2d6cfdf53c72942363cf"></a><!-- doxytag: member="bdm::fsqmat::cols" ref="445ef762cf5d2d6cfdf53c72942363cf" args="() const " -->
177int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#445ef762cf5d2d6cfdf53c72942363cf">cols</a> () const </td></tr>
178
179<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Reimplementing common functions of mat: <a class="el" href="classbdm_1_1sqmat.html#445ef762cf5d2d6cfdf53c72942363cf" title="Reimplementing common functions of mat: cols().">cols()</a>. <br></td></tr>
180<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="73e639221343dcce76c3305524d67590"></a><!-- doxytag: member="bdm::fsqmat::rows" ref="73e639221343dcce76c3305524d67590" args="() const " -->
181int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#73e639221343dcce76c3305524d67590">rows</a> () const </td></tr>
182
183<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Reimplementing common functions of mat: <a class="el" href="classbdm_1_1sqmat.html#73e639221343dcce76c3305524d67590" title="Reimplementing common functions of mat: rows().">rows()</a>. <br></td></tr>
184<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
185<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ae9e9d807cd320ec265df81022eb9f03"></a><!-- doxytag: member="bdm::fsqmat::M" ref="ae9e9d807cd320ec265df81022eb9f03" args="" -->
186mat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#ae9e9d807cd320ec265df81022eb9f03">M</a></td></tr>
187
188<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Full matrix on which the operations are performed. <br></td></tr>
189<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="05111b5744a494880e62cb0f3d42293f"></a><!-- doxytag: member="bdm::fsqmat::dim" ref="05111b5744a494880e62cb0f3d42293f" args="" -->
190int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#05111b5744a494880e62cb0f3d42293f">dim</a></td></tr>
191
192<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">dimension of the square matrix <br></td></tr>
193<tr><td colspan="2"><br><h2>Friends</h2></td></tr>
194<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e06aba54d61e807b41bd68b5ee6ac22f"></a><!-- doxytag: member="bdm::fsqmat::operator&lt;&lt;" ref="e06aba54d61e807b41bd68b5ee6ac22f" args="(std::ostream &amp;os, const fsqmat &amp;sq)" -->
195std::ostream &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1fsqmat.html#e06aba54d61e807b41bd68b5ee6ac22f">operator&lt;&lt;</a> (std::ostream &amp;os, const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;sq)</td></tr>
196
197<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">print full matrix <br></td></tr>
198</table>
199<hr><a name="_details"></a><h2>Detailed Description</h2>
200Fake <a class="el" href="classbdm_1_1sqmat.html" title="Abstract class for representation of double symmetric matrices in square-root form...">sqmat</a>. This class maps <a class="el" href="classbdm_1_1sqmat.html" title="Abstract class for representation of double symmetric matrices in square-root form...">sqmat</a> operations to operations on full matrix.
201<p>
[590]202This class can be used to compare performance of algorithms using decomposed matrices with perormance of the same algorithms using full matrices; <hr><h2>Constructor &amp; Destructor Documentation</h2>
203<a class="anchor" name="8168a96449b2126dfc117c136fdf39d5"></a><!-- doxytag: member="bdm::fsqmat::fsqmat" ref="8168a96449b2126dfc117c136fdf39d5" args="(const fsqmat &amp;M, const ivec &amp;perm)" -->
204<div class="memitem">
205<div class="memproto">
206      <table class="memname">
207        <tr>
208          <td class="memname">bdm::fsqmat::fsqmat           </td>
209          <td>(</td>
210          <td class="paramtype">const <a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;&nbsp;</td>
211          <td class="paramname"> <em>M</em>, </td>
212        </tr>
213        <tr>
214          <td class="paramkey"></td>
215          <td></td>
216          <td class="paramtype">const ivec &amp;&nbsp;</td>
217          <td class="paramname"> <em>perm</em></td><td>&nbsp;</td>
218        </tr>
219        <tr>
220          <td></td>
221          <td>)</td>
222          <td></td><td></td><td><code> [inline]</code></td>
223        </tr>
224      </table>
225</div>
226<div class="memdoc">
227
228<p>
229Some templates require this constructor to compile, but it shouldn't actually be called.
230<p>References <a class="el" href="bdmerror_8h-source.html#l00051">bdm_error</a>.</p>
231
232</div>
233</div><p>
234<hr><h2>Member Function Documentation</h2>
[538]235<a class="anchor" name="d17495888ab35e09ebb9b4e789f586d5"></a><!-- doxytag: member="bdm::fsqmat::inv" ref="d17495888ab35e09ebb9b4e789f586d5" args="(fsqmat &amp;Inv) const " -->
236<div class="memitem">
237<div class="memproto">
238      <table class="memname">
239        <tr>
240          <td class="memname">void bdm::fsqmat::inv           </td>
241          <td>(</td>
242          <td class="paramtype"><a class="el" href="classbdm_1_1fsqmat.html">fsqmat</a> &amp;&nbsp;</td>
243          <td class="paramname"> <em>Inv</em>          </td>
244          <td>&nbsp;)&nbsp;</td>
245          <td> const</td>
246        </tr>
247      </table>
248</div>
249<div class="memdoc">
250
251<p>
252Matrix inversion preserving the chosen form.
253<p>
254<dl compact><dt><b>Parameters:</b></dt><dd>
255  <table border="0" cellspacing="2" cellpadding="0">
256    <tr><td valign="top"></td><td valign="top"><em>Inv</em>&nbsp;</td><td>a space where the inverse is stored. </td></tr>
257  </table>
258</dl>
259
[590]260<p>References <a class="el" href="square__mat_8h-source.html#l00123">M</a>.</p>
[538]261
[590]262<p>Referenced by <a class="el" href="exp__family_8cpp-source.html#l00025">bdm::egiw::evallog_nn()</a>.</p>
[538]263
264</div>
265</div><p>
266<a class="anchor" name="fca713af3f74677fd7fbafe723590112"></a><!-- doxytag: member="bdm::fsqmat::mult_sym" ref="fca713af3f74677fd7fbafe723590112" args="(const mat &amp;C)" -->
267<div class="memitem">
268<div class="memproto">
269      <table class="memname">
270        <tr>
271          <td class="memname">void bdm::fsqmat::mult_sym           </td>
272          <td>(</td>
273          <td class="paramtype">const mat &amp;&nbsp;</td>
274          <td class="paramname"> <em>C</em>          </td>
275          <td>&nbsp;)&nbsp;</td>
276          <td><code> [virtual]</code></td>
277        </tr>
278      </table>
279</div>
280<div class="memdoc">
281
282<p>
283Inplace symmetric multiplication by a SQUARE matrix <img class="formulaInl" alt="$C$" src="form_52.png">, i.e. <img class="formulaInl" alt="$V = C*V*C'$" src="form_53.png">.
284<p>
285<dl compact><dt><b>Parameters:</b></dt><dd>
286  <table border="0" cellspacing="2" cellpadding="0">
287    <tr><td valign="top"></td><td valign="top"><em>C</em>&nbsp;</td><td>multiplying matrix, </td></tr>
288  </table>
289</dl>
290
291<p>Implements <a class="el" href="classbdm_1_1sqmat.html#742581db1f8ce9602ec1c3e6373e499c">bdm::sqmat</a>.</p>
292
[590]293<p>References <a class="el" href="square__mat_8h-source.html#l00123">M</a>.</p>
[538]294
295</div>
296</div><p>
297<a class="anchor" name="0f6b7cf09daf484f29ea99a144a27039"></a><!-- doxytag: member="bdm::fsqmat::mult_sym_t" ref="0f6b7cf09daf484f29ea99a144a27039" args="(const mat &amp;C)" -->
298<div class="memitem">
299<div class="memproto">
300      <table class="memname">
301        <tr>
302          <td class="memname">void bdm::fsqmat::mult_sym_t           </td>
303          <td>(</td>
304          <td class="paramtype">const mat &amp;&nbsp;</td>
305          <td class="paramname"> <em>C</em>          </td>
306          <td>&nbsp;)&nbsp;</td>
307          <td><code> [virtual]</code></td>
308        </tr>
309      </table>
310</div>
311<div class="memdoc">
312
313<p>
314Inplace symmetric multiplication by a SQUARE transpose of matrix <img class="formulaInl" alt="$C$" src="form_52.png">, i.e. <img class="formulaInl" alt="$V = C'*V*C$" src="form_54.png">.
315<p>
316<dl compact><dt><b>Parameters:</b></dt><dd>
317  <table border="0" cellspacing="2" cellpadding="0">
318    <tr><td valign="top"></td><td valign="top"><em>C</em>&nbsp;</td><td>multiplying matrix, </td></tr>
319  </table>
320</dl>
321
322<p>Implements <a class="el" href="classbdm_1_1sqmat.html#2db6f35ac14e6d1d905b4100e4c13743">bdm::sqmat</a>.</p>
323
[590]324<p>References <a class="el" href="square__mat_8h-source.html#l00123">M</a>.</p>
[538]325
326</div>
327</div><p>
328<a class="anchor" name="a41b3686a77d1f9657b6942b01cfd8be"></a><!-- doxytag: member="bdm::fsqmat::opupdt" ref="a41b3686a77d1f9657b6942b01cfd8be" args="(const vec &amp;v, double w)" -->
329<div class="memitem">
330<div class="memproto">
331      <table class="memname">
332        <tr>
333          <td class="memname">void bdm::fsqmat::opupdt           </td>
334          <td>(</td>
335          <td class="paramtype">const vec &amp;&nbsp;</td>
336          <td class="paramname"> <em>v</em>, </td>
337        </tr>
338        <tr>
339          <td class="paramkey"></td>
340          <td></td>
341          <td class="paramtype">double&nbsp;</td>
342          <td class="paramname"> <em>w</em></td><td>&nbsp;</td>
343        </tr>
344        <tr>
345          <td></td>
346          <td>)</td>
347          <td></td><td></td><td><code> [virtual]</code></td>
348        </tr>
349      </table>
350</div>
351<div class="memdoc">
352
353<p>
354Perfroms a rank-1 update by outer product of vectors: <img class="formulaInl" alt="$V = V + w v v'$" src="form_51.png">. <dl compact><dt><b>Parameters:</b></dt><dd>
355  <table border="0" cellspacing="2" cellpadding="0">
356    <tr><td valign="top"></td><td valign="top"><em>v</em>&nbsp;</td><td>Vector forming the outer product to be added </td></tr>
357    <tr><td valign="top"></td><td valign="top"><em>w</em>&nbsp;</td><td>weight of updating; can be negative</td></tr>
358  </table>
359</dl>
360BLAS-2b operation.
361<p>Implements <a class="el" href="classbdm_1_1sqmat.html#cb3b3eef10b0c1f41ead717d3ad40ec5">bdm::sqmat</a>.</p>
362
[590]363<p>References <a class="el" href="square__mat_8h-source.html#l00123">M</a>.</p>
[538]364
365</div>
366</div><p>
367<a class="anchor" name="ab240f84ea1685bc95df0446f948abfd"></a><!-- doxytag: member="bdm::fsqmat::sqrt_mult" ref="ab240f84ea1685bc95df0446f948abfd" args="(const vec &amp;v) const " -->
368<div class="memitem">
369<div class="memproto">
370      <table class="memname">
371        <tr>
372          <td class="memname">vec bdm::fsqmat::sqrt_mult           </td>
373          <td>(</td>
374          <td class="paramtype">const vec &amp;&nbsp;</td>
375          <td class="paramname"> <em>v</em>          </td>
376          <td>&nbsp;)&nbsp;</td>
377          <td> const<code> [inline, virtual]</code></td>
378        </tr>
379      </table>
380</div>
381<div class="memdoc">
382
383<p>
384Multiplies square <a class="el" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> of <img class="formulaInl" alt="$V$" src="form_55.png"> by vector <img class="formulaInl" alt="$x$" src="form_1.png">.
385<p>
386Used e.g. in generating normal samples.
387<p>Implements <a class="el" href="classbdm_1_1sqmat.html#608bfff59854833f1acfccdbd346832a">bdm::sqmat</a>.</p>
388
[590]389<p>References <a class="el" href="square__mat_8h-source.html#l00123">M</a>.</p>
[538]390
391</div>
392</div><p>
393<hr>The documentation for this class was generated from the following files:<ul>
394<li><a class="el" href="square__mat_8h-source.html">square_mat.h</a><li>square_mat.cpp</ul>
395</div>
[590]396<hr size="1"><address style="text-align: right;"><small>Generated on Sat Aug 29 20:49:46 2009 for mixpp by&nbsp;
[538]397<a href="http://www.doxygen.org/index.html">
398<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
399</body>
400</html>
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