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
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD>
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>DMComputeJacobianDefault</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<A NAME="DMComputeJacobianDefault"><H1>DMComputeJacobianDefault</H1></A>
computes the Jacobian using the <A HREF="../DM/DMComputeFunction.html#DMComputeFunction">DMComputeFunction</A>() if Jacobian computer is not provided
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdm.h"
PetscErrorCode DMComputeJacobianDefault(DM dm,Vec x,Mat A,Mat B,MatStructure *stflag)
</PRE>
Collective on DM
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>dm </B></TD><TD>- the DM object
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>x </B></TD><TD>- location to compute Jacobian at; may be ignored for linear problems
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>A </B></TD><TD>- matrix that defines the operator for the linear solve
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>B </B></TD><TD>- the matrix used to construct the preconditioner
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMView.html#DMView">DMView</A>(), <A HREF="../DM/DMCreateGlobalVector.html#DMCreateGlobalVector">DMCreateGlobalVector</A>(), <A HREF="../DM/DMGetInterpolation.html#DMGetInterpolation">DMGetInterpolation</A>(), <A HREF="../DM/DMGetColoring.html#DMGetColoring">DMGetColoring</A>(), <A HREF="../DM/DMGetMatrix.html#DMGetMatrix">DMGetMatrix</A>(), <A HREF="../DM/DMGetApplicationContext.html#DMGetApplicationContext">DMGetApplicationContext</A>(), <A HREF="../DM/DMSetInitialGuess.html#DMSetInitialGuess">DMSetInitialGuess</A>(),
<BR><A HREF="../DM/DMSetFunction.html#DMSetFunction">DMSetFunction</A>()
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>developer
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/interface/dm.c.html#DMComputeJacobianDefault">src/dm/interface/dm.c</A>
<BR><A HREF="./index.html">Index of all DM 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>
|
