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<A NAME="MatIsHermitianTranspose"><H1>MatIsHermitianTranspose</H1></A>
Test whether a matrix is another one's Hermitian transpose,
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
PetscErrorCode MatIsHermitianTranspose(Mat A,Mat B,PetscReal tol,PetscBool *flg)
</PRE>
Collective on <A HREF="../Mat/Mat.html#Mat">Mat</A>
<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>A </B></TD><TD>- the matrix to test
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>B </B></TD><TD>- the matrix to test against, this can equal the first parameter
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>flg </B> -the result
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Only available for SeqAIJ/MPIAIJ matrices. The sequential algorithm
has a running time of the order of the number of nonzeros; the parallel
test involves parallel copies of the block-offdiagonal parts of the matrix.
<P>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatTranspose.html#MatTranspose">MatTranspose</A>(), <A HREF="../Mat/MatIsSymmetric.html#MatIsSymmetric">MatIsSymmetric</A>(), <A HREF="../Mat/MatIsHermitian.html#MatIsHermitian">MatIsHermitian</A>(), <A HREF="../Mat/MatIsTranspose.html#MatIsTranspose">MatIsTranspose</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/interface/matrix.c.html#MatIsHermitianTranspose">src/mat/interface/matrix.c</A>
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