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67<h1>elem_math.h File Reference</h1>Elementary mathematical functions - header file. 
68<a href="#_details">More...</a>
69<p>
70<code>#include &lt;<a class="el" href="itcompat_8h-source.html">itpp/base/itcompat.h</a>&gt;</code><br>
71<code>#include &lt;<a class="el" href="help__functions_8h-source.html">itpp/base/help_functions.h</a>&gt;</code><br>
72<code>#include &lt;<a class="el" href="converters_8h-source.html">itpp/base/converters.h</a>&gt;</code><br>
73<code>#include &lt;cstdlib&gt;</code><br>
74
75<p>
76<a href="elem__math_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
77<tr><td></td></tr>
78<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
79<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g53af461a647d4e8cbc9a79b82d12cf19"></a><!-- doxytag: member="elem_math.h::sqr" ref="g53af461a647d4e8cbc9a79b82d12cf19" args="(double x)" -->
80double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g53af461a647d4e8cbc9a79b82d12cf19">itpp::sqr</a> (double x)</td></tr>
81
82<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Square of x. <br></td></tr>
83<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3224344034796c1c20af3e9f410998c8"></a><!-- doxytag: member="elem_math.h::sqr" ref="g3224344034796c1c20af3e9f410998c8" args="(const std::complex&lt; double &gt; &amp;x)" -->
84double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g3224344034796c1c20af3e9f410998c8">itpp::sqr</a> (const std::complex&lt; double &gt; &amp;x)</td></tr>
85
86<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute square of complex-valued x, ||x||^2. <br></td></tr>
87<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g6d7789c418de858fd332b39fbdfcd90d"></a><!-- doxytag: member="elem_math.h::sqr" ref="g6d7789c418de858fd332b39fbdfcd90d" args="(const vec &amp;x)" -->
88<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g6d7789c418de858fd332b39fbdfcd90d">itpp::sqr</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
89
90<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Square of elements. <br></td></tr>
91<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gd0a08400c5087615cb59d95c3e05ba38"></a><!-- doxytag: member="elem_math.h::sqr" ref="gd0a08400c5087615cb59d95c3e05ba38" args="(const mat &amp;x)" -->
92<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gd0a08400c5087615cb59d95c3e05ba38">itpp::sqr</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
93
94<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Square of elements. <br></td></tr>
95<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g2eec208480e2632cff5ed30e561c7814"></a><!-- doxytag: member="elem_math.h::sqr" ref="g2eec208480e2632cff5ed30e561c7814" args="(const cvec &amp;x)" -->
96<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g2eec208480e2632cff5ed30e561c7814">itpp::sqr</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
97
98<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute square of elements. <br></td></tr>
99<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g43f6f5077281e5678836c126825a88c2"></a><!-- doxytag: member="elem_math.h::sqr" ref="g43f6f5077281e5678836c126825a88c2" args="(const cmat &amp;x)" -->
100<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g43f6f5077281e5678836c126825a88c2">itpp::sqr</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
101
102<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute square of elements. <br></td></tr>
103<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g5a244fbc028479efd99375de8acf002e"></a><!-- doxytag: member="elem_math.h::abs" ref="g5a244fbc028479efd99375de8acf002e" args="(const vec &amp;x)" -->
104<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g5a244fbc028479efd99375de8acf002e">itpp::abs</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
105
106<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
107<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g72438147a83a4cd635d0a2f87e4bfaba"></a><!-- doxytag: member="elem_math.h::abs" ref="g72438147a83a4cd635d0a2f87e4bfaba" args="(const mat &amp;x)" -->
108<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g72438147a83a4cd635d0a2f87e4bfaba">itpp::abs</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
109
110<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
111<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g2f8990b663176a2bfa638c0f851b6368"></a><!-- doxytag: member="elem_math.h::abs" ref="g2f8990b663176a2bfa638c0f851b6368" args="(const ivec &amp;x)" -->
112<a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g2f8990b663176a2bfa638c0f851b6368">itpp::abs</a> (const <a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a> &amp;x)</td></tr>
113
114<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
115<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g99a1c6c9aa84bc5c495f2d27163babf6"></a><!-- doxytag: member="elem_math.h::abs" ref="g99a1c6c9aa84bc5c495f2d27163babf6" args="(const imat &amp;x)" -->
116<a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g99a1c6c9aa84bc5c495f2d27163babf6">itpp::abs</a> (const <a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a> &amp;x)</td></tr>
117
118<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
119<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3f4dada18782bdd40926cde698104215"></a><!-- doxytag: member="elem_math.h::abs" ref="g3f4dada18782bdd40926cde698104215" args="(const cvec &amp;x)" -->
120<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g3f4dada18782bdd40926cde698104215">itpp::abs</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
121
122<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
123<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gfcb495f2cf1c9b6d9ab23945abaffee2"></a><!-- doxytag: member="elem_math.h::abs" ref="gfcb495f2cf1c9b6d9ab23945abaffee2" args="(const cmat &amp;x)" -->
124<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gfcb495f2cf1c9b6d9ab23945abaffee2">itpp::abs</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
125
126<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Absolute value. <br></td></tr>
127<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3e61de2247605275a45d4a8b7216eb97"></a><!-- doxytag: member="elem_math.h::sign" ref="g3e61de2247605275a45d4a8b7216eb97" args="(double x)" -->
128double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g3e61de2247605275a45d4a8b7216eb97">itpp::sign</a> (double x)</td></tr>
129
130<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
131<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g1f7664f33dfdb9743d40bf2d3b2071fc"></a><!-- doxytag: member="elem_math.h::sign" ref="g1f7664f33dfdb9743d40bf2d3b2071fc" args="(const vec &amp;x)" -->
132<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g1f7664f33dfdb9743d40bf2d3b2071fc">itpp::sign</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
133
134<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
135<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g401fd66453aeaddc9dfca9fbe9dc40fc"></a><!-- doxytag: member="elem_math.h::sign" ref="g401fd66453aeaddc9dfca9fbe9dc40fc" args="(const mat &amp;x)" -->
136<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g401fd66453aeaddc9dfca9fbe9dc40fc">itpp::sign</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
137
138<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
139<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g42c0e8e31bbaf75415eb95c49b73cd21"></a><!-- doxytag: member="elem_math.h::sgn" ref="g42c0e8e31bbaf75415eb95c49b73cd21" args="(double x)" -->
140double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g42c0e8e31bbaf75415eb95c49b73cd21">itpp::sgn</a> (double x)</td></tr>
141
142<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
143<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g97e0a4ced6c518876e137111b464ab66"></a><!-- doxytag: member="elem_math.h::sgn" ref="g97e0a4ced6c518876e137111b464ab66" args="(const vec &amp;x)" -->
144<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g97e0a4ced6c518876e137111b464ab66">itpp::sgn</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
145
146<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
147<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gd80b759c4a55ba8f679e3e3d3e44ad9c"></a><!-- doxytag: member="elem_math.h::sgn" ref="gd80b759c4a55ba8f679e3e3d3e44ad9c" args="(const mat &amp;x)" -->
148<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gd80b759c4a55ba8f679e3e3d3e44ad9c">itpp::sgn</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
149
150<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
151<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gca744b04184579edc2327cfba8331e49"></a><!-- doxytag: member="elem_math.h::sign_i" ref="gca744b04184579edc2327cfba8331e49" args="(int x)" -->
152int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gca744b04184579edc2327cfba8331e49">itpp::sign_i</a> (int x)</td></tr>
153
154<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
155<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga228c3a56411f8bbfed9d1b93669d352"></a><!-- doxytag: member="elem_math.h::sign_i" ref="ga228c3a56411f8bbfed9d1b93669d352" args="(const ivec &amp;x)" -->
156<a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#ga228c3a56411f8bbfed9d1b93669d352">itpp::sign_i</a> (const <a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a> &amp;x)</td></tr>
157
158<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
159<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g8b693ee7cc283a7587e765b2c6c9421a"></a><!-- doxytag: member="elem_math.h::sign_i" ref="g8b693ee7cc283a7587e765b2c6c9421a" args="(const imat &amp;x)" -->
160<a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g8b693ee7cc283a7587e765b2c6c9421a">itpp::sign_i</a> (const <a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a> &amp;x)</td></tr>
161
162<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
163<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g2127a6ea8a746bd3b4ecb1923864e706"></a><!-- doxytag: member="elem_math.h::sgn_i" ref="g2127a6ea8a746bd3b4ecb1923864e706" args="(int x)" -->
164int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g2127a6ea8a746bd3b4ecb1923864e706">itpp::sgn_i</a> (int x)</td></tr>
165
166<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
167<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gbeace0b21eda7f91277f31d1c0ed4303"></a><!-- doxytag: member="elem_math.h::sgn_i" ref="gbeace0b21eda7f91277f31d1c0ed4303" args="(const ivec &amp;x)" -->
168<a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gbeace0b21eda7f91277f31d1c0ed4303">itpp::sgn_i</a> (const <a class="el" href="classitpp_1_1Vec.html#b03757d874926a9be91535e71af1656e">ivec</a> &amp;x)</td></tr>
169
170<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
171<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g50ba13db25f4e42bb307ebe5d6abea72"></a><!-- doxytag: member="elem_math.h::sgn_i" ref="g50ba13db25f4e42bb307ebe5d6abea72" args="(const imat &amp;x)" -->
172<a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g50ba13db25f4e42bb307ebe5d6abea72">itpp::sgn_i</a> (const <a class="el" href="classitpp_1_1Mat.html#9e0dd2f635e4bd0b28c09685d9c4f3bb">imat</a> &amp;x)</td></tr>
173
174<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
175<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga73c84f1a4c455e0ba530dc73d69a0ab"></a><!-- doxytag: member="elem_math.h::sign_i" ref="ga73c84f1a4c455e0ba530dc73d69a0ab" args="(double x)" -->
176int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#ga73c84f1a4c455e0ba530dc73d69a0ab">itpp::sign_i</a> (double x)</td></tr>
177
178<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Signum function. <br></td></tr>
179<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gf559d29ca56ad3396a4284964b01a9b0"></a><!-- doxytag: member="elem_math.h::sqrt" ref="gf559d29ca56ad3396a4284964b01a9b0" args="(const vec &amp;x)" -->
180<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gf559d29ca56ad3396a4284964b01a9b0">itpp::sqrt</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
181
182<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Square root of the elements. <br></td></tr>
183<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g20af7c97287e8275db8c2b0f650310ac"></a><!-- doxytag: member="elem_math.h::sqrt" ref="g20af7c97287e8275db8c2b0f650310ac" args="(const mat &amp;x)" -->
184<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g20af7c97287e8275db8c2b0f650310ac">itpp::sqrt</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
185
186<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Square root of the elements. <br></td></tr>
187<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g41dc8745e32b331254f39ce3ce941461"></a><!-- doxytag: member="elem_math.h::gamma" ref="g41dc8745e32b331254f39ce3ce941461" args="(double x)" -->
188double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g41dc8745e32b331254f39ce3ce941461">itpp::gamma</a> (double x)</td></tr>
189
190<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Deprecated gamma function - please use tgamma() instead. <br></td></tr>
191<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g8bb14f8b2b8d4c594065dac1bb096bf9"></a><!-- doxytag: member="elem_math.h::gamma" ref="g8bb14f8b2b8d4c594065dac1bb096bf9" args="(const vec &amp;x)" -->
192<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g8bb14f8b2b8d4c594065dac1bb096bf9">itpp::gamma</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x)</td></tr>
193
194<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Deprecated gamma function for vectors. Will be changed to tgamma(). <br></td></tr>
195<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gf7e65712c6e83e029747b025cab6eba4"></a><!-- doxytag: member="elem_math.h::gamma" ref="gf7e65712c6e83e029747b025cab6eba4" args="(const mat &amp;x)" -->
196<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gf7e65712c6e83e029747b025cab6eba4">itpp::gamma</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x)</td></tr>
197
198<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Deprecated gamma function for matrices. Will be changed to tgamma(). <br></td></tr>
199<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g5ffbe0ec26bdc52e7711fafa9632a8c9"></a><!-- doxytag: member="elem_math.h::rem" ref="g5ffbe0ec26bdc52e7711fafa9632a8c9" args="(double x, double y)" -->
200double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g5ffbe0ec26bdc52e7711fafa9632a8c9">itpp::rem</a> (double x, double y)</td></tr>
201
202<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">The reminder of the division x/y. <br></td></tr>
203<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g4a0f840267236c3f94d3b0b30fdddd17"></a><!-- doxytag: member="elem_math.h::rem" ref="g4a0f840267236c3f94d3b0b30fdddd17" args="(const vec &amp;x, double y)" -->
204<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g4a0f840267236c3f94d3b0b30fdddd17">itpp::rem</a> (const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;x, double y)</td></tr>
205
206<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Elementwise reminder of the division x/y for vec and double. <br></td></tr>
207<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gca8c2d4626eb80e5deb4a8a3ae94d2df"></a><!-- doxytag: member="elem_math.h::rem" ref="gca8c2d4626eb80e5deb4a8a3ae94d2df" args="(double x, const vec &amp;y)" -->
208<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gca8c2d4626eb80e5deb4a8a3ae94d2df">itpp::rem</a> (double x, const <a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a> &amp;y)</td></tr>
209
210<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Elementwise reminder of the division x/y for double and vec. <br></td></tr>
211<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gbaf4f0972fa64defac305b4e21beb0eb"></a><!-- doxytag: member="elem_math.h::rem" ref="gbaf4f0972fa64defac305b4e21beb0eb" args="(const mat &amp;x, double y)" -->
212<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gbaf4f0972fa64defac305b4e21beb0eb">itpp::rem</a> (const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;x, double y)</td></tr>
213
214<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Elementwise reminder of the division x/y for mat and double. <br></td></tr>
215<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g2c726012179bce791250afed60d508aa"></a><!-- doxytag: member="elem_math.h::rem" ref="g2c726012179bce791250afed60d508aa" args="(double x, const mat &amp;y)" -->
216<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g2c726012179bce791250afed60d508aa">itpp::rem</a> (double x, const <a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a> &amp;y)</td></tr>
217
218<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Elementwise reminder of the division x/y for double and mat. <br></td></tr>
219<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g441f466a2b056fe5f2b05fcd894c472f"></a><!-- doxytag: member="elem_math.h::mod" ref="g441f466a2b056fe5f2b05fcd894c472f" args="(int k, int n)" -->
220int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g441f466a2b056fe5f2b05fcd894c472f">itpp::mod</a> (int k, int n)</td></tr>
221
222<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculates the modulus, i.e. the signed reminder after division. <br></td></tr>
223<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g8e8cad2fa721d436d05ec76bfb4a288f"></a><!-- doxytag: member="elem_math.h::fact" ref="g8e8cad2fa721d436d05ec76bfb4a288f" args="(int index)" -->
224double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g8e8cad2fa721d436d05ec76bfb4a288f">itpp::fact</a> (int index)</td></tr>
225
226<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Calculates factorial coefficient for index &lt;= 170. <br></td></tr>
227<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gdce2409aa6d8245ea5f27f59c742bc58"></a><!-- doxytag: member="elem_math.h::binom" ref="gdce2409aa6d8245ea5f27f59c742bc58" args="(int n, int k)" -->
228double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gdce2409aa6d8245ea5f27f59c742bc58">itpp::binom</a> (int n, int k)</td></tr>
229
230<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Compute the binomial coefficient "n over k". <br></td></tr>
231<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g2c6c5fe6803c19ef6c09afb07558112f"></a><!-- doxytag: member="elem_math.h::binom_i" ref="g2c6c5fe6803c19ef6c09afb07558112f" args="(int n, int k)" -->
232int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g2c6c5fe6803c19ef6c09afb07558112f">itpp::binom_i</a> (int n, int k)</td></tr>
233
234<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Compute the binomial coefficient "n over k". <br></td></tr>
235<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7dc1e862096ecf42e933dcaaf225b3d7"></a><!-- doxytag: member="elem_math.h::log_binom" ref="g7dc1e862096ecf42e933dcaaf225b3d7" args="(int n, int k)" -->
236double&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g7dc1e862096ecf42e933dcaaf225b3d7">itpp::log_binom</a> (int n, int k)</td></tr>
237
238<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Compute the base 10 logarithm of the binomial coefficient "n over k". <br></td></tr>
239<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gfe9fa69e2d3126c5566aa1198716f4f3">itpp::gcd</a> (int a, int b)</td></tr>
240
241<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Compute the greatest common divisor (GCD) <em>g</em> of the elements <em>a</em> and <em>b</em>.  <a href="group__miscfunc.html#gfe9fa69e2d3126c5566aa1198716f4f3"></a><br></td></tr>
242<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g27856c210279f5138bc296def8974fc8"></a><!-- doxytag: member="elem_math.h::real" ref="g27856c210279f5138bc296def8974fc8" args="(const cvec &amp;x)" -->
243<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g27856c210279f5138bc296def8974fc8">itpp::real</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
244
245<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Real part of complex values. <br></td></tr>
246<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3462947c2b146a5c2cfdfe1ccf8ebba2"></a><!-- doxytag: member="elem_math.h::real" ref="g3462947c2b146a5c2cfdfe1ccf8ebba2" args="(const cmat &amp;x)" -->
247<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g3462947c2b146a5c2cfdfe1ccf8ebba2">itpp::real</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
248
249<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Real part of complex values. <br></td></tr>
250<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7e5f1a49d65bbb953f178eeb78cc0494"></a><!-- doxytag: member="elem_math.h::imag" ref="g7e5f1a49d65bbb953f178eeb78cc0494" args="(const cvec &amp;x)" -->
251<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g7e5f1a49d65bbb953f178eeb78cc0494">itpp::imag</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
252
253<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Imaginary part of complex values. <br></td></tr>
254<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gee40059841e66cb99892070cd587b522"></a><!-- doxytag: member="elem_math.h::imag" ref="gee40059841e66cb99892070cd587b522" args="(const cmat &amp;x)" -->
255<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#gee40059841e66cb99892070cd587b522">itpp::imag</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
256
257<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Imaginary part of complex values. <br></td></tr>
258<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g72f64453f523bb6c54fbd253d46ea54b"></a><!-- doxytag: member="elem_math.h::arg" ref="g72f64453f523bb6c54fbd253d46ea54b" args="(const cvec &amp;x)" -->
259<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g72f64453f523bb6c54fbd253d46ea54b">itpp::arg</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
260
261<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Argument (angle). <br></td></tr>
262<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g8667915c4bc50cddf17193d8db63a75e"></a><!-- doxytag: member="elem_math.h::arg" ref="g8667915c4bc50cddf17193d8db63a75e" args="(const cmat &amp;x)" -->
263<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g8667915c4bc50cddf17193d8db63a75e">itpp::arg</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
264
265<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Argument (angle). <br></td></tr>
266<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g73c55fd4bdb9c7196845d4e14151b16a"></a><!-- doxytag: member="elem_math.h::angle" ref="g73c55fd4bdb9c7196845d4e14151b16a" args="(const cvec &amp;x)" -->
267<a class="el" href="classitpp_1_1Vec.html#02e1bb55f60f3c2eb7a020eb1c2cfcf4">vec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g73c55fd4bdb9c7196845d4e14151b16a">itpp::angle</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
268
269<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Angle. <br></td></tr>
270<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7048bf874e72c1d95922adaedef34d8f"></a><!-- doxytag: member="elem_math.h::angle" ref="g7048bf874e72c1d95922adaedef34d8f" args="(const cmat &amp;x)" -->
271<a class="el" href="classitpp_1_1Mat.html#6bba394f181c76fda12759568986c613">mat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g7048bf874e72c1d95922adaedef34d8f">itpp::angle</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
272
273<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Angle. <br></td></tr>
274<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ge55d0251e5ca63e07185d58b4880281c"></a><!-- doxytag: member="elem_math.h::conj" ref="ge55d0251e5ca63e07185d58b4880281c" args="(const cvec &amp;x)" -->
275<a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#ge55d0251e5ca63e07185d58b4880281c">itpp::conj</a> (const <a class="el" href="classitpp_1_1Vec.html#e83c1408740e41a7e29c383b71d4d544">cvec</a> &amp;x)</td></tr>
276
277<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Conjugate of complex value. <br></td></tr>
278<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g6e8d44e5bdfb75dd7434d843e6e4c9d5"></a><!-- doxytag: member="elem_math.h::conj" ref="g6e8d44e5bdfb75dd7434d843e6e4c9d5" args="(const cmat &amp;x)" -->
279<a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__miscfunc.html#g6e8d44e5bdfb75dd7434d843e6e4c9d5">itpp::conj</a> (const <a class="el" href="classitpp_1_1Mat.html#6fbac4b7184807da188e5b85d42f038b">cmat</a> &amp;x)</td></tr>
280
281<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Conjugate of complex value. <br></td></tr>
282</table>
283<hr><a name="_details"></a><h2>Detailed Description</h2>
284Elementary mathematical functions - header file.
285<p>
286<dl class="author" compact><dt><b>Author:</b></dt><dd>Tony Ottosson and Adam Piatyszek</dd></dl>
287-------------------------------------------------------------------------<p>
288Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)<p>
289This file is part of IT++ - a C++ library of mathematical, signal processing, speech processing, and communications classes and functions.<p>
290IT++ is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.<p>
291IT++ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.<p>
292You should have received a copy of the GNU General Public License along with IT++. If not, see &lt;<a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>&gt;.<p>
293------------------------------------------------------------------------- </div>
294<hr size="1"><address style="text-align: right;"><small>Generated on Tue Jun 2 10:02:13 2009 for mixpp by&nbsp;
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296<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
297</body>
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