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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="MatGetRowMax"><H1>MatGetRowMax</H1></A>
Gets the maximum value (of the real part) of each row of the matrix
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
PetscErrorCode MatGetRowMax(Mat mat,Vec v,PetscInt idx[])
</PRE>
Logically Collective on <A HREF="../Mat/Mat.html#Mat">Mat</A> and <A HREF="../Vec/Vec.html#Vec">Vec</A>
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>mat </B> -the matrix
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>v </B></TD><TD>- the vector for storing the maximums
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>idx </B></TD><TD>- the indices of the column found for each row (optional)
</TD></TR></TABLE>
<P>
<P>
Notes: The result of this call are the same as if one converted the matrix to dense format
and found the minimum value in each row (i.e. the implicit zeros are counted as zeros).
<P>
This code is only implemented for a couple of matrix formats.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatGetDiagonal.html#MatGetDiagonal">MatGetDiagonal</A>(), <A HREF="../Mat/MatGetSubMatrices.html#MatGetSubMatrices">MatGetSubMatrices</A>(), MatGetSubmatrix(), <A HREF="../Mat/MatGetRowMaxAbs.html#MatGetRowMaxAbs">MatGetRowMaxAbs</A>(), <A HREF="../Mat/MatGetRowMin.html#MatGetRowMin">MatGetRowMin</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#MatGetRowMax">src/mat/interface/matrix.c</A>
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