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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>BVSetBufferVec</H1>
Attach a vector object to be used as buffer space for several operations.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcbv.h"
<A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../BV/BVSetBufferVec.html#BVSetBufferVec">BVSetBufferVec</A>(<A HREF="../BV/BV.html#BV">BV</A> bv,<A HREF="https://petsc.org/release/manualpages/Vec/Vec.html#Vec">Vec</A> buffer)
</PRE>
Collective
<P>
<H3><FONT COLOR="#883300">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>bv </B></TD><TD> - the basis vectors context)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>buffer </B></TD><TD> - the vector
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
Use <A HREF="../BV/BVGetBufferVec.html#BVGetBufferVec">BVGetBufferVec</A>() to retrieve the vector (for example, to free it
at the end of the computations).
<P>
The vector must be sequential of length (nc+m)*m, where m is the number
of columns of bv and nc is the number of constraints.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../BV/BVGetBufferVec.html#BVGetBufferVec">BVGetBufferVec</A>(), <A HREF="../BV/BVSetSizes.html#BVSetSizes">BVSetSizes</A>(), <A HREF="../BV/BVGetNumConstraints.html#BVGetNumConstraints">BVGetNumConstraints</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>developer<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../src/sys/classes/bv/interface/bvbasic.c.html#BVSetBufferVec">src/sys/classes/bv/interface/bvbasic.c</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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