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
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD>
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<link rel="stylesheet" href="/slepc/slepc.css" type="text/css">
<TITLE>EPSDenseNHEP</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<H1>EPSDenseNHEP</H1>
Solves a dense standard non-Hermitian Eigenvalue Problem.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepceps.h"
PetscErrorCode EPSDenseNHEP(PetscInt n_,PetscScalar *A,PetscScalar *w,PetscScalar *wi,PetscScalar *V,PetscScalar *W)
</PRE>
Not Collective
<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>n </B></TD><TD> - dimension of the eigenproblem
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>A </B></TD><TD> - pointer to the array containing the matrix values
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Output Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>w </B></TD><TD> - pointer to the array to store the computed eigenvalues
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>wi </B></TD><TD> - imaginary part of the eigenvalues (only when using real numbers)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>V </B></TD><TD> - pointer to the array to store right eigenvectors
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>W </B></TD><TD> - pointer to the array to store left eigenvectors
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
If either V or W are PETSC_NULL then the corresponding eigenvectors are
not computed.
<P>
Matrix A is overwritten.
<P>
This routine uses LAPACK routines xGEEVX.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../EPS/EPSDenseGNHEP.html#EPSDenseGNHEP">EPSDenseGNHEP</A>(), <A HREF="../EPS/EPSDenseHEP.html#EPSDenseHEP">EPSDenseHEP</A>(), <A HREF="../EPS/EPSDenseGHEP.html#EPSDenseGHEP">EPSDenseGHEP</A>()
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/eps/interface/dense.c.html#EPSDenseNHEP">src/eps/interface/dense.c</A>
<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>
|
