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
56
57
58
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD>
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>DiscretizationEvaluateOperatorGalerkin</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<A NAME="DiscretizationEvaluateOperatorGalerkin"><H1>DiscretizationEvaluateOperatorGalerkin</H1></A>
This function calculates the weak form of an operator over a single element.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "discretization.h"
int DiscretizationEvaluateOperatorGalerkin(Discretization disc, Mesh mesh, int elemSize, int rowStart, int colStart,
int op, PetscScalar alpha, int elem, PetscScalar *field, PetscScalar *mat, void *ctx)
</PRE>
Collective on Discretization
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>disc </B></TD><TD>- The discretization for the basis functions
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>mesh </B></TD><TD>- The associated mesh
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>elemSize </B></TD><TD>- The <A HREF="../Sys/size.html#size">size</A> of the element matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>rowStart </B></TD><TD>- The starting row index in the element matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>colStart </B></TD><TD>- The starting column index in the element matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>op </B></TD><TD>- The operator index (of registered operators)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>alpha </B></TD><TD>- The scalar multiple of the operator
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>elem </B></TD><TD>- The local element number
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>field </B></TD><TD>- The field values
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ctx </B></TD><TD>- The user-supplied context
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>mat </B> -The element matrix for the given element
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
discretization, operator, weak form
<BR>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Discretization/DiscretizationEvaluateFunctionGalerkin.html#DiscretizationEvaluateFunctionGalerkin">DiscretizationEvaluateFunctionGalerkin</A>(), <A HREF="../Discretization/DiscretizationEvaluateALEOperatorGalerkin.html#DiscretizationEvaluateALEOperatorGalerkin">DiscretizationEvaluateALEOperatorGalerkin</A>(), <A HREF="../Discretization/DiscretizationEvaluateOperatorGalerkinMF.html#DiscretizationEvaluateOperatorGalerkinMF">DiscretizationEvaluateOperatorGalerkinMF</A>(),
<BR><A HREF="../Discretization/DiscretizationEvaluateNonlinearOperatorGalerkin.html#DiscretizationEvaluateNonlinearOperatorGalerkin">DiscretizationEvaluateNonlinearOperatorGalerkin</A>()
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>beginner
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/grid/discretization/interface/discretization.c.html#DiscretizationEvaluateOperatorGalerkin">src/grid/discretization/interface/discretization.c</A>
<BR><A HREF="./index.html">Index of all Discretization 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>
|
