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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>SuperLU: SRC/icmax1.c File Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.6 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div><h1>SRC/icmax1.c File Reference</h1>Finds the index of the element whose real part has maximum absolute value. <a href="#_details">More...</a><p><code>#include <math.h></code><br><code>#include "<a class="el" href="slu__scomplex_8h-source.html">slu_scomplex.h</a>"</code><br><code>#include "<a class="el" href="slu__Cnames_8h-source.html">slu_Cnames.h</a>"</code><br><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Defines</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="icmax1_8c.html#5a76da95c549c41790389a76e12fdcb5">CX</a>(I) cx[(I)-1]</td></tr><tr><td colspan="2"><br><h2>Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="icmax1_8c.html#7315ad1456ee66d31a1171729e6c1c4f">icmax1_</a> (int *n, <a class="el" href="structcomplex.html">complex</a> *cx, int *incx)</td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2><pre> -- LAPACK auxiliary routine (version 2.0) -- Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd., Courant Institute, Argonne National Lab, and Rice University October 31, 1992 </pre> <hr><h2>Define Documentation</h2><a class="anchor" name="5a76da95c549c41790389a76e12fdcb5"></a><!-- doxytag: member="icmax1.c::CX" ref="5a76da95c549c41790389a76e12fdcb5" args="(I)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define CX </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">I </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> cx[(I)-1]</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><hr><h2>Function Documentation</h2><a class="anchor" name="7315ad1456ee66d31a1171729e6c1c4f"></a><!-- doxytag: member="icmax1.c::icmax1_" ref="7315ad1456ee66d31a1171729e6c1c4f" args="(int *n, complex *cx, int *incx)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">int icmax1_ </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">int * </td> <td class="mdname" nowrap> <em>n</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap><a class="el" href="structcomplex.html">complex</a> * </td> <td class="mdname" nowrap> <em>cx</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>int * </td> <td class="mdname" nowrap> <em>incx</em></td> </tr> <tr> <td class="md"></td> <td class="md">) </td> <td class="md" colspan="2"></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p><pre> Purpose =======</pre><p><pre> ICMAX1 finds the index of the element whose real part has maximum absolute value.</pre><p><pre> Based on ICAMAX from Level 1 BLAS. The change is to use the 'genuine' absolute value.</pre><p><pre> Contributed by Nick Higham for use with CLACON.</pre><p><pre> Arguments =========</pre><p><pre> N (input) INT The number of elements in the vector CX.</pre><p><pre> CX (input) COMPLEX array, dimension (N) The vector whose elements will be summed.</pre><p><pre> INCX (input) INT The spacing between successive values of CX. INCX >= 1.</pre><p><pre> ===================================================================== </pre> </td> </tr></table><hr size="1"><address style="align: right;"><small>Generated on Fri Aug 1 22:40:40 2008 for SuperLU by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address></body></html>⌨️ 快捷键说明
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