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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>BVMatMultType</H1>
Different ways of performing the <A HREF="../BV/BVMatMult.html#BVMatMult">BVMatMult</A>() operation
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
typedef enum { <A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_VECS</A>,
<A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_MAT</A>,
<A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_MAT_SAVE</A> } <A HREF="../BV/BVMatMultType.html#BVMatMultType">BVMatMultType</A>;
</PRE>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
Allowed values are
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_VECS</A> </B></TD><TD> - perform a matrix-vector multiply per each column
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_MAT</A> </B></TD><TD> - carry out a <A HREF="https://petsc.org/release/manualpages/Mat/Mat.html#Mat">Mat</A>-<A HREF="https://petsc.org/release/manualpages/Mat/Mat.html#Mat">Mat</A> product with a dense matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_MAT_SAVE</A> </B></TD><TD> - this case is deprecated
</TD></TR></TABLE>
<P>
The default is <A HREF="../BV/BVMatMultType.html#BVMatMultType">BV_MATMULT_MAT</A> except in the case of BVVECS.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../BV/BVSetMatMultMethod.html#BVSetMatMultMethod">BVSetMatMultMethod</A>(), <A HREF="../BV/BVMatMult.html#BVMatMult">BVMatMult</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../include/slepcbv.h.html#BVMatMultType">include/slepcbv.h</A>
<BR><BR><A HREF="./index.html">Index of all BV routines</A>
<BR><A HREF="../../../docs/manual.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
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