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<TITLE>PCApplyTransposeExists</TITLE>
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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/PC/PCApplyTransposeExists.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PCApplyTransposeExists"><H1>PCApplyTransposeExists</H1></A>
Test whether the preconditioner has a transpose apply operation
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../PC/PCApplyTransposeExists.html#PCApplyTransposeExists">PCApplyTransposeExists</A>(<A HREF="../PC/PC.html#PC">PC</A> pc,<A HREF="../Sys/PetscBool.html#PetscBool">PetscBool</A> *flg)
</PRE>
Collective on <A HREF="../PC/PC.html#PC">PC</A> and <A HREF="../Vec/Vec.html#Vec">Vec</A>
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>pc </B> -the preconditioner context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>flg </B> -<A HREF="../Sys/PETSC_TRUE.html#PETSC_TRUE">PETSC_TRUE</A> if a transpose operation is defined
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../PC/PC.html#PC">PC</A>, apply, transpose
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../PC/PCApplyTranspose.html#PCApplyTranspose">PCApplyTranspose</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>developer<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/ksp/pc/interface/precon.c.html#PCApplyTransposeExists">src/ksp/pc/interface/precon.c</A>
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