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66  <div class="navpath"><b>bdm</b>::<a class="el" href="classbdm_1_1chmat.html">chmat</a>
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70<h1>bdm::chmat Class Reference</h1><!-- doxytag: class="bdm::chmat" --><!-- doxytag: inherits="bdm::sqmat" -->Symmetric matrix stored in square <a class="el" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> decomposition using upper cholesky. 
71<a href="#_details">More...</a>
72<p>
73<code>#include &lt;<a class="el" href="chmat_8h-source.html">chmat.h</a>&gt;</code>
74<p>
75
76<p>
77<a href="classbdm_1_1chmat-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_1chmat.html#bea30d9ae395363e5aef36f6359b15fd">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="4b4c5d4dbb8a3d585b68d936cb6df31b"></a><!-- doxytag: member="bdm::chmat::to_mat" ref="4b4c5d4dbb8a3d585b68d936cb6df31b" args="() const " -->
83mat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#4b4c5d4dbb8a3d585b68d936cb6df31b">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_1chmat.html#832d1a18bbf33ee7681adf01d5d08e21">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="#832d1a18bbf33ee7681adf01d5d08e21"></a><br></td></tr>
89<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c0bf9168129004c4017d32fe1dc45816"></a><!-- doxytag: member="bdm::chmat::mult_sym" ref="c0bf9168129004c4017d32fe1dc45816" args="(const mat &amp;C, chmat &amp;U) const " -->
90void&nbsp;</td><td class="memItemRight" valign="bottom"><b>mult_sym</b> (const mat &amp;C, <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;U) const </td></tr>
91
92<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#7a4f54f1ea8b802f318de77a78f6ddb0">mult_sym_t</a> (const mat &amp;C)</td></tr>
93
94<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="#7a4f54f1ea8b802f318de77a78f6ddb0"></a><br></td></tr>
95<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="78a18034a874d46b034f29a7e5d42f3b"></a><!-- doxytag: member="bdm::chmat::mult_sym_t" ref="78a18034a874d46b034f29a7e5d42f3b" args="(const mat &amp;C, chmat &amp;U) const " -->
96void&nbsp;</td><td class="memItemRight" valign="bottom"><b>mult_sym_t</b> (const mat &amp;C, <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;U) const </td></tr>
97
98<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="949ccd174ed19f9cfe36366cbd5c56a4"></a><!-- doxytag: member="bdm::chmat::logdet" ref="949ccd174ed19f9cfe36366cbd5c56a4" args="() const " -->
99double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#949ccd174ed19f9cfe36366cbd5c56a4">logdet</a> () const </td></tr>
100
101<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Logarithm of a determinant. <br></td></tr>
102<tr><td class="memItemLeft" nowrap align="right" valign="top">vec&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#ec8d3a1cbf3b50183f246a858663c92d">sqrt_mult</a> (const vec &amp;v) const </td></tr>
103
104<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="#ec8d3a1cbf3b50183f246a858663c92d"></a><br></td></tr>
105<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6e0aee9691909602d341fe5ebd1f1ca8"></a><!-- doxytag: member="bdm::chmat::qform" ref="6e0aee9691909602d341fe5ebd1f1ca8" args="(const vec &amp;v) const " -->
106double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#6e0aee9691909602d341fe5ebd1f1ca8">qform</a> (const vec &amp;v) const </td></tr>
107
108<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>
109<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3ac8d00a14a22a21760a8374fe5c5757"></a><!-- doxytag: member="bdm::chmat::invqform" ref="3ac8d00a14a22a21760a8374fe5c5757" args="(const vec &amp;v) const " -->
110double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#3ac8d00a14a22a21760a8374fe5c5757">invqform</a> (const vec &amp;v) const </td></tr>
111
112<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>
113<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="bc753cb54aa8946ce41d95e82fc148b5"></a><!-- doxytag: member="bdm::chmat::clear" ref="bc753cb54aa8946ce41d95e82fc148b5" args="()" -->
114void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#bc753cb54aa8946ce41d95e82fc148b5">clear</a> ()</td></tr>
115
116<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Clearing matrix so that it corresponds to zeros. <br></td></tr>
117<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6b3d5b772f791fc7c5df544a418278c7"></a><!-- doxytag: member="bdm::chmat::add" ref="6b3d5b772f791fc7c5df544a418278c7" args="(const chmat &amp;A2, double w=1.0)" -->
118void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#6b3d5b772f791fc7c5df544a418278c7">add</a> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;A2, double w=1.0)</td></tr>
119
120<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">add another <a class="el" href="classbdm_1_1chmat.html" title="Symmetric matrix stored in square root decomposition using upper cholesky.">chmat</a> <code>A2</code> with weight <code>w</code>. <br></td></tr>
121<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="cbf3389db96dff41fb2e9532d59b13c0"></a><!-- doxytag: member="bdm::chmat::inv" ref="cbf3389db96dff41fb2e9532d59b13c0" args="(chmat &amp;Inv) const " -->
122void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#cbf3389db96dff41fb2e9532d59b13c0">inv</a> (<a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;Inv) const </td></tr>
123
124<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Inversion in the same form, i.e. cholesky. <br></td></tr>
125<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a888e866a163bffe94b51e58af65901b"></a><!-- doxytag: member="bdm::chmat::~chmat" ref="a888e866a163bffe94b51e58af65901b" args="()" -->
126virtual&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#a888e866a163bffe94b51e58af65901b">~chmat</a> ()</td></tr>
127
128<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Destructor for future use;. <br></td></tr>
129<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="947c52c64022ef364d8ef17c94a65ef1"></a><!-- doxytag: member="bdm::chmat::chmat" ref="947c52c64022ef364d8ef17c94a65ef1" args="(const int dim0)" -->
130&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#947c52c64022ef364d8ef17c94a65ef1">chmat</a> (const int dim0)</td></tr>
131
132<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default constructor. <br></td></tr>
133<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ae4dd65ff29d7d951b18903b100bd39d"></a><!-- doxytag: member="bdm::chmat::chmat" ref="ae4dd65ff29d7d951b18903b100bd39d" args="(const vec &amp;v)" -->
134&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#ae4dd65ff29d7d951b18903b100bd39d">chmat</a> (const vec &amp;v)</td></tr>
135
136<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default constructor. <br></td></tr>
137<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="57513fca80f91194faf90297f2ab2b24"></a><!-- doxytag: member="bdm::chmat::chmat" ref="57513fca80f91194faf90297f2ab2b24" args="(const chmat &amp;Ch0)" -->
138&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#57513fca80f91194faf90297f2ab2b24">chmat</a> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;Ch0)</td></tr>
139
140<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Copy constructor. <br></td></tr>
141<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="796ee52e1343bc53d278f17c55bb1cc7"></a><!-- doxytag: member="bdm::chmat::chmat" ref="796ee52e1343bc53d278f17c55bb1cc7" args="(const mat &amp;M)" -->
142&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#796ee52e1343bc53d278f17c55bb1cc7">chmat</a> (const mat &amp;M)</td></tr>
143
144<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Default constructor (m3k:cholform). <br></td></tr>
145<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3c4e675e7efd91f78faa3dcf23aec153"></a><!-- doxytag: member="bdm::chmat::chmat" ref="3c4e675e7efd91f78faa3dcf23aec153" args="(const chmat &amp;M, const ivec &amp;perm)" -->
146&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#3c4e675e7efd91f78faa3dcf23aec153">chmat</a> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;M, const ivec &amp;perm)</td></tr>
147
148<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructor. <br></td></tr>
149<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="17daa8c5c5914bd3194cb3053c5793a5"></a><!-- doxytag: member="bdm::chmat::_Ch" ref="17daa8c5c5914bd3194cb3053c5793a5" args="()" -->
150mat &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#17daa8c5c5914bd3194cb3053c5793a5">_Ch</a> ()</td></tr>
151
152<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access function. <br></td></tr>
153<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3e9e137c1a6f46d13c2b6790cfddaa92"></a><!-- doxytag: member="bdm::chmat::_Ch" ref="3e9e137c1a6f46d13c2b6790cfddaa92" args="() const " -->
154const mat &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#3e9e137c1a6f46d13c2b6790cfddaa92">_Ch</a> () const </td></tr>
155
156<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access function. <br></td></tr>
157<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b192df5b54b173ba9bc6922ee9983bc9"></a><!-- doxytag: member="bdm::chmat::setD" ref="b192df5b54b173ba9bc6922ee9983bc9" args="(const vec &amp;nD)" -->
158void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#b192df5b54b173ba9bc6922ee9983bc9">setD</a> (const vec &amp;nD)</td></tr>
159
160<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
161<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b8fd18754b0e5e0463f818cd16c710c8"></a><!-- doxytag: member="bdm::chmat::setCh" ref="b8fd18754b0e5e0463f818cd16c710c8" args="(const vec &amp;chQ)" -->
162void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#b8fd18754b0e5e0463f818cd16c710c8">setCh</a> (const vec &amp;chQ)</td></tr>
163
164<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
165<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="18f4b97bde650086fe5e3d9461a13514"></a><!-- doxytag: member="bdm::chmat::setD" ref="18f4b97bde650086fe5e3d9461a13514" args="(const vec &amp;nD, int i)" -->
166void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#18f4b97bde650086fe5e3d9461a13514">setD</a> (const vec &amp;nD, int i)</td></tr>
167
168<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Access functions. <br></td></tr>
169<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#029a0997afc656fde0c73bbf7724aca9">operator+=</a> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;A2)</td></tr>
170
171<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Operators.  <a href="#029a0997afc656fde0c73bbf7724aca9"></a><br></td></tr>
172<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f1d0180fb795d38b8c352df2686ec5ba"></a><!-- doxytag: member="bdm::chmat::operator&#45;=" ref="f1d0180fb795d38b8c352df2686ec5ba" args="(const chmat &amp;A2)" -->
173<a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#f1d0180fb795d38b8c352df2686ec5ba">operator-=</a> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;A2)</td></tr>
174
175<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">mapping of negative add operation to operators <br></td></tr>
176<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="62ce85eb2461b51821c0d8507dfb9e95"></a><!-- doxytag: member="bdm::chmat::operator*" ref="62ce85eb2461b51821c0d8507dfb9e95" args="(const double &amp;d)" -->
177<a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><b>operator*</b> (const double &amp;d)</td></tr>
178
179<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8727d34435b7aa241c47a7b2fc0bed16"></a><!-- doxytag: member="bdm::chmat::operator=" ref="8727d34435b7aa241c47a7b2fc0bed16" args="(const chmat &amp;A2)" -->
180<a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;A2)</td></tr>
181
182<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b05aac3f788d953a78c96295a6ad3d3b"></a><!-- doxytag: member="bdm::chmat::operator*=" ref="b05aac3f788d953a78c96295a6ad3d3b" args="(double x)" -->
183<a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td><td class="memItemRight" valign="bottom"><b>operator*=</b> (double x)</td></tr>
184
185<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="445ef762cf5d2d6cfdf53c72942363cf"></a><!-- doxytag: member="bdm::chmat::cols" ref="445ef762cf5d2d6cfdf53c72942363cf" args="() const " -->
186int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#445ef762cf5d2d6cfdf53c72942363cf">cols</a> () const </td></tr>
187
188<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>
189<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="73e639221343dcce76c3305524d67590"></a><!-- doxytag: member="bdm::chmat::rows" ref="73e639221343dcce76c3305524d67590" args="() const " -->
190int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#73e639221343dcce76c3305524d67590">rows</a> () const </td></tr>
191
192<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>
193<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
194<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3e4f39b1895a0a870f8db98329635223"></a><!-- doxytag: member="bdm::chmat::Ch" ref="3e4f39b1895a0a870f8db98329635223" args="" -->
195mat&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1chmat.html#3e4f39b1895a0a870f8db98329635223">Ch</a></td></tr>
196
197<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Upper triangle of the cholesky matrix. <br></td></tr>
198<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="05111b5744a494880e62cb0f3d42293f"></a><!-- doxytag: member="bdm::chmat::dim" ref="05111b5744a494880e62cb0f3d42293f" args="" -->
199int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classbdm_1_1sqmat.html#05111b5744a494880e62cb0f3d42293f">dim</a></td></tr>
200
201<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">dimension of the square matrix <br></td></tr>
202</table>
203<hr><a name="_details"></a><h2>Detailed Description</h2>
204Symmetric matrix stored in square <a class="el" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> decomposition using upper cholesky.
205<p>
206This matrix represent <img class="formulaInl" alt="$A=Ch' Ch$" src="form_38.png"> where only the upper triangle <img class="formulaInl" alt="$Ch$" src="form_39.png"> is stored; <hr><h2>Member Function Documentation</h2>
207<a class="anchor" name="832d1a18bbf33ee7681adf01d5d08e21"></a><!-- doxytag: member="bdm::chmat::mult_sym" ref="832d1a18bbf33ee7681adf01d5d08e21" args="(const mat &amp;C)" -->
208<div class="memitem">
209<div class="memproto">
210      <table class="memname">
211        <tr>
212          <td class="memname">void bdm::chmat::mult_sym           </td>
213          <td>(</td>
214          <td class="paramtype">const mat &amp;&nbsp;</td>
215          <td class="paramname"> <em>C</em>          </td>
216          <td>&nbsp;)&nbsp;</td>
217          <td><code> [virtual]</code></td>
218        </tr>
219      </table>
220</div>
221<div class="memdoc">
222
223<p>
224Inplace 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">.
225<p>
226<dl compact><dt><b>Parameters:</b></dt><dd>
227  <table border="0" cellspacing="2" cellpadding="0">
228    <tr><td valign="top"></td><td valign="top"><em>C</em>&nbsp;</td><td>multiplying matrix, </td></tr>
229  </table>
230</dl>
231
232<p>Implements <a class="el" href="classbdm_1_1sqmat.html#742581db1f8ce9602ec1c3e6373e499c">bdm::sqmat</a>.</p>
233
234<p>References <a class="el" href="chmat_8h-source.html#l00030">Ch</a>, and <a class="el" href="square__mat_8h-source.html#l00108">bdm::sqmat::dim</a>.</p>
235
236</div>
237</div><p>
238<a class="anchor" name="7a4f54f1ea8b802f318de77a78f6ddb0"></a><!-- doxytag: member="bdm::chmat::mult_sym_t" ref="7a4f54f1ea8b802f318de77a78f6ddb0" args="(const mat &amp;C)" -->
239<div class="memitem">
240<div class="memproto">
241      <table class="memname">
242        <tr>
243          <td class="memname">void bdm::chmat::mult_sym_t           </td>
244          <td>(</td>
245          <td class="paramtype">const mat &amp;&nbsp;</td>
246          <td class="paramname"> <em>C</em>          </td>
247          <td>&nbsp;)&nbsp;</td>
248          <td><code> [virtual]</code></td>
249        </tr>
250      </table>
251</div>
252<div class="memdoc">
253
254<p>
255Inplace 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">.
256<p>
257<dl compact><dt><b>Parameters:</b></dt><dd>
258  <table border="0" cellspacing="2" cellpadding="0">
259    <tr><td valign="top"></td><td valign="top"><em>C</em>&nbsp;</td><td>multiplying matrix, </td></tr>
260  </table>
261</dl>
262
263<p>Implements <a class="el" href="classbdm_1_1sqmat.html#2db6f35ac14e6d1d905b4100e4c13743">bdm::sqmat</a>.</p>
264
265<p>References <a class="el" href="chmat_8h-source.html#l00030">Ch</a>, and <a class="el" href="square__mat_8h-source.html#l00108">bdm::sqmat::dim</a>.</p>
266
267</div>
268</div><p>
269<a class="anchor" name="029a0997afc656fde0c73bbf7724aca9"></a><!-- doxytag: member="bdm::chmat::operator+=" ref="029a0997afc656fde0c73bbf7724aca9" args="(const chmat &amp;A2)" -->
270<div class="memitem">
271<div class="memproto">
272      <table class="memname">
273        <tr>
274          <td class="memname"><a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp; bdm::chmat::operator+=           </td>
275          <td>(</td>
276          <td class="paramtype">const <a class="el" href="classbdm_1_1chmat.html">chmat</a> &amp;&nbsp;</td>
277          <td class="paramname"> <em>A2</em>          </td>
278          <td>&nbsp;)&nbsp;</td>
279          <td><code> [inline]</code></td>
280        </tr>
281      </table>
282</div>
283<div class="memdoc">
284
285<p>
286Operators.
287<p>
288Operations: mapping of add operation to operators
289</div>
290</div><p>
291<a class="anchor" name="bea30d9ae395363e5aef36f6359b15fd"></a><!-- doxytag: member="bdm::chmat::opupdt" ref="bea30d9ae395363e5aef36f6359b15fd" args="(const vec &amp;v, double w)" -->
292<div class="memitem">
293<div class="memproto">
294      <table class="memname">
295        <tr>
296          <td class="memname">void bdm::chmat::opupdt           </td>
297          <td>(</td>
298          <td class="paramtype">const vec &amp;&nbsp;</td>
299          <td class="paramname"> <em>v</em>, </td>
300        </tr>
301        <tr>
302          <td class="paramkey"></td>
303          <td></td>
304          <td class="paramtype">double&nbsp;</td>
305          <td class="paramname"> <em>w</em></td><td>&nbsp;</td>
306        </tr>
307        <tr>
308          <td></td>
309          <td>)</td>
310          <td></td><td></td><td><code> [virtual]</code></td>
311        </tr>
312      </table>
313</div>
314<div class="memdoc">
315
316<p>
317Perfroms 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>
318  <table border="0" cellspacing="2" cellpadding="0">
319    <tr><td valign="top"></td><td valign="top"><em>v</em>&nbsp;</td><td>Vector forming the outer product to be added </td></tr>
320    <tr><td valign="top"></td><td valign="top"><em>w</em>&nbsp;</td><td>weight of updating; can be negative</td></tr>
321  </table>
322</dl>
323BLAS-2b operation.
324<p>Implements <a class="el" href="classbdm_1_1sqmat.html#cb3b3eef10b0c1f41ead717d3ad40ec5">bdm::sqmat</a>.</p>
325
326<p>References <a class="el" href="chmat_8h-source.html#l00030">Ch</a>.</p>
327
328</div>
329</div><p>
330<a class="anchor" name="ec8d3a1cbf3b50183f246a858663c92d"></a><!-- doxytag: member="bdm::chmat::sqrt_mult" ref="ec8d3a1cbf3b50183f246a858663c92d" args="(const vec &amp;v) const " -->
331<div class="memitem">
332<div class="memproto">
333      <table class="memname">
334        <tr>
335          <td class="memname">vec bdm::chmat::sqrt_mult           </td>
336          <td>(</td>
337          <td class="paramtype">const vec &amp;&nbsp;</td>
338          <td class="paramname"> <em>v</em>          </td>
339          <td>&nbsp;)&nbsp;</td>
340          <td> const<code> [virtual]</code></td>
341        </tr>
342      </table>
343</div>
344<div class="memdoc">
345
346<p>
347Multiplies 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">.
348<p>
349Used e.g. in generating normal samples.
350<p>Implements <a class="el" href="classbdm_1_1sqmat.html#608bfff59854833f1acfccdbd346832a">bdm::sqmat</a>.</p>
351
352<p>References <a class="el" href="chmat_8h-source.html#l00030">Ch</a>.</p>
353
354</div>
355</div><p>
356<hr>The documentation for this class was generated from the following files:<ul>
357<li><a class="el" href="chmat_8h-source.html">chmat.h</a><li>chmat.cpp</ul>
358</div>
359<hr size="1"><address style="text-align: right;"><small>Generated on Sun Aug 16 17:58:19 2009 for mixpp by&nbsp;
360<a href="http://www.doxygen.org/index.html">
361<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
362</body>
363</html>
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