1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD> <link rel="canonical" href="https://slepc.upv.es/documentation/current/docs/manualpages/EPS/EPSSetOperators.html" />
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<link rel="stylesheet" href="/slepc.css" type="text/css">
<TITLE>EPSSetOperators</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<div id="version" align=right><b>slepc-3.14.2 2021-02-01</b></div>
<div id="bugreport" align=right><a href="mailto:slepc-maint@upv.es?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: slepc-3.14.2 v3.14.2 docs/manualpages/EPS/EPSSetOperators.html "><small>Report Typos and Errors</small></a></div>
<H1>EPSSetOperators</H1>
Sets the matrices associated with the eigenvalue problem.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepceps.h"
PetscErrorCode <A HREF="../EPS/EPSSetOperators.html#EPSSetOperators">EPSSetOperators</A>(<A HREF="../EPS/EPS.html#EPS">EPS</A> eps,Mat A,Mat B)
</PRE>
Collective on eps
<P>
<H3><FONT COLOR="#883300">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>eps </B></TD><TD> - the eigenproblem solver context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>A </B></TD><TD> - the matrix associated with the eigensystem
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>B </B></TD><TD> - the second matrix in the case of generalized eigenproblems
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
To specify a standard eigenproblem, use NULL for parameter B.
<P>
It must be called before <A HREF="../EPS/EPSSetUp.html#EPSSetUp">EPSSetUp</A>(). If it is called again after <A HREF="../EPS/EPSSetUp.html#EPSSetUp">EPSSetUp</A>() and
the matrix sizes have changed then the <A HREF="../EPS/EPS.html#EPS">EPS</A> object is reset.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../EPS/EPSSolve.html#EPSSolve">EPSSolve</A>(), <A HREF="../EPS/EPSSetUp.html#EPSSetUp">EPSSetUp</A>(), <A HREF="../EPS/EPSReset.html#EPSReset">EPSReset</A>(), <A HREF="../EPS/EPSGetST.html#EPSGetST">EPSGetST</A>(), <A HREF="../ST/STGetMatrix.html#STGetMatrix">STGetMatrix</A>()
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/eps/interface/epssetup.c.html#EPSSetOperators">src/eps/interface/epssetup.c</A>
<P><H3><FONT COLOR="#883300">Examples</FONT></H3>
<A HREF="../../../src/eps/tutorials/ex1.c.html">src/eps/tutorials/ex1.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex2.c.html">src/eps/tutorials/ex2.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex3.c.html">src/eps/tutorials/ex3.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex4.c.html">src/eps/tutorials/ex4.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex5.c.html">src/eps/tutorials/ex5.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex7.c.html">src/eps/tutorials/ex7.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex9.c.html">src/eps/tutorials/ex9.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex10.c.html">src/eps/tutorials/ex10.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex11.c.html">src/eps/tutorials/ex11.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex12.c.html">src/eps/tutorials/ex12.c.html</A><BR>
<A HREF="../../../src/eps/tutorials/ex13.c.html">src/eps/tutorials/ex13.c.html</A><BR>
<BR><A HREF="./index.html">Index of all EPS routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
</BODY></HTML>
|
