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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.14"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>Ruby: missing/erf.c File Reference</title> <link href="../../tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="../../jquery.js"></script> <script type="text/javascript" src="../../dynsections.js"></script> <link href="../../doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">Ruby  <span id="projectnumber">2.0.0p648(2015-12-16revision53162)</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.14 --> <script type="text/javascript" src="../../menudata.js"></script> <script type="text/javascript" src="../../menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('../../',false,false,'search.php','Search'); }); /* @license-end */</script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="../../dir_f3bfeebb553c3f6ecfb19202628b4493.html">missing</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#define-members">Macros</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">erf.c File Reference</div> </div> </div><!--header--> <div class="contents"> <div class="textblock"><code>#include "<a class="el" href="../../d3/d90/missing_8h_source.html">ruby/missing.h</a>"</code><br /> <code>#include <stdio.h></code><br /> <code>#include <math.h></code><br /> </div> <p><a href="../../dd/dcf/erf_8c_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> Macros</h2></td></tr> <tr class="memitem:a966a7f590647f053619298a7c884c554"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/dcf/erf_8c.html#a966a7f590647f053619298a7c884c554">LOG_PI_OVER_2</a>   0.572364942924700087071713675675 /* log_e(<a class="el" href="../../db/d3a/tgamma_8c.html#a598a3330b3c21701223ee0ca14316eca">PI</a>)/2 */</td></tr> <tr class="separator:a966a7f590647f053619298a7c884c554"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:aa2417338852b65efc862b7cab59d216a"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/dcf/erf_8c.html#aa2417338852b65efc862b7cab59d216a">q_gamma</a> (double, double, double)</td></tr> <tr class="separator:aa2417338852b65efc862b7cab59d216a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a2f5e1b011eda67f1fbd1b524b82dafb5"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/dcf/erf_8c.html#a2f5e1b011eda67f1fbd1b524b82dafb5">p_gamma</a> (double a, double x, double loggamma_a)</td></tr> <tr class="separator:a2f5e1b011eda67f1fbd1b524b82dafb5"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aa8b35382a71885eed509a5f87bf5e266"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/dcf/erf_8c.html#aa8b35382a71885eed509a5f87bf5e266">erf</a> (double x)</td></tr> <tr class="separator:aa8b35382a71885eed509a5f87bf5e266"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a0b6c4cfae41124da64c9a2dcc09e6045"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/dcf/erf_8c.html#a0b6c4cfae41124da64c9a2dcc09e6045">erfc</a> (double x)</td></tr> <tr class="separator:a0b6c4cfae41124da64c9a2dcc09e6045"><td class="memSeparator" colspan="2"> </td></tr> </table> <h2 class="groupheader">Macro Definition Documentation</h2> <a id="a966a7f590647f053619298a7c884c554"></a> <h2 class="memtitle"><span class="permalink"><a href="#a966a7f590647f053619298a7c884c554">◆ </a></span>LOG_PI_OVER_2</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define LOG_PI_OVER_2   0.572364942924700087071713675675 /* log_e(<a class="el" href="../../db/d3a/tgamma_8c.html#a598a3330b3c21701223ee0ca14316eca">PI</a>)/2 */</td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../dd/dcf/erf_8c_source.html#l00069">69</a> of file <a class="el" href="../../dd/dcf/erf_8c_source.html">erf.c</a>.</p> <p class="reference">Referenced by <a class="el" href="../../dd/dcf/erf_8c_source.html#l00071">erf()</a>, and <a class="el" href="../../dd/dcf/erf_8c_source.html#l00081">erfc()</a>.</p> </div> </div> <h2 class="groupheader">Function Documentation</h2> <a id="aa8b35382a71885eed509a5f87bf5e266"></a> <h2 class="memtitle"><span class="permalink"><a href="#aa8b35382a71885eed509a5f87bf5e266">◆ </a></span>erf()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">double erf </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../dd/dcf/erf_8c_source.html#l00071">71</a> of file <a class="el" href="../../dd/dcf/erf_8c_source.html">erf.c</a>.</p> <p class="reference">References <a class="el" href="../../d4/d21/finite_8c_source.html#l00006">finite()</a>, <a class="el" href="../../dc/db1/win32_8h_source.html#l00327">isnan</a>, <a class="el" href="../../dd/dcf/erf_8c_source.html#l00069">LOG_PI_OVER_2</a>, and <a class="el" href="../../dd/dcf/erf_8c_source.html#l00029">p_gamma()</a>.</p> <p class="reference">Referenced by <a class="el" href="../../d6/da3/math_8c_source.html#l00580">math_erf()</a>.</p> </div> </div> <a id="a0b6c4cfae41124da64c9a2dcc09e6045"></a> <h2 class="memtitle"><span class="permalink"><a href="#a0b6c4cfae41124da64c9a2dcc09e6045">◆ </a></span>erfc()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">double erfc </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"><em>x</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../dd/dcf/erf_8c_source.html#l00081">81</a> of file <a class="el" href="../../dd/dcf/erf_8c_source.html">erf.c</a>.</p> <p class="reference">References <a class="el" href="../../d4/d21/finite_8c_source.html#l00006">finite()</a>, <a class="el" href="../../dc/db1/win32_8h_source.html#l00327">isnan</a>, <a class="el" href="../../dd/dcf/erf_8c_source.html#l00069">LOG_PI_OVER_2</a>, <a class="el" href="../../dd/dcf/erf_8c_source.html#l00029">p_gamma()</a>, and <a class="el" href="../../dd/dcf/erf_8c_source.html#l00048">q_gamma()</a>.</p> <p class="reference">Referenced by <a class="el" href="../../d6/da3/math_8c_source.html#l00594">math_erfc()</a>.</p> </div> </div> <a id="a2f5e1b011eda67f1fbd1b524b82dafb5"></a> <h2 class="memtitle"><span class="permalink"><a href="#a2f5e1b011eda67f1fbd1b524b82dafb5">◆ </a></span>p_gamma()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static double p_gamma </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"><em>a</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">double </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">double </td> <td class="paramname"><em>loggamma_a</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../dd/dcf/erf_8c_source.html#l00029">29</a> of file <a class="el" href="../../dd/dcf/erf_8c_source.html">erf.c</a>.</p> <p class="reference">References <a class="el" href="../../dd/dcf/erf_8c_source.html#l00048">q_gamma()</a>, and <a class="el" href="../../d8/d90/nkf_8c_source.html#l00040">result</a>.</p> <p class="reference">Referenced by <a class="el" href="../../dd/dcf/erf_8c_source.html#l00071">erf()</a>, <a class="el" href="../../dd/dcf/erf_8c_source.html#l00081">erfc()</a>, and <a class="el" href="../../dd/dcf/erf_8c_source.html#l00048">q_gamma()</a>.</p> </div> </div> <a id="aa2417338852b65efc862b7cab59d216a"></a> <h2 class="memtitle"><span class="permalink"><a href="#aa2417338852b65efc862b7cab59d216a">◆ </a></span>q_gamma()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static double q_gamma </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"><em>a</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">double </td> <td class="paramname"><em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">double </td> <td class="paramname"><em>loggamma_a</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../dd/dcf/erf_8c_source.html#l00048">48</a> of file <a class="el" href="../../dd/dcf/erf_8c_source.html">erf.c</a>.</p> <p class="reference">References <a class="el" href="../../dd/dcf/erf_8c_source.html#l00029">p_gamma()</a>, and <a class="el" href="../../d8/d90/nkf_8c_source.html#l00040">result</a>.</p> <p class="reference">Referenced by <a class="el" href="../../dd/dcf/erf_8c_source.html#l00081">erfc()</a>, and <a class="el" href="../../dd/dcf/erf_8c_source.html#l00029">p_gamma()</a>.</p> </div> </div> </div><!-- 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