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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="MatSymBrdnSetDelta"><H1>MatSymBrdnSetDelta</H1></A>
Sets the starting value for the diagonal scaling vector computed in the SymBrdn approximations (also works for BFGS and DFP).
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/MatSymBrdnSetDelta.html#MatSymBrdnSetDelta">MatSymBrdnSetDelta</A>(<A HREF="../Mat/Mat.html#Mat">Mat</A> B, <A HREF="../Sys/PetscScalar.html#PetscScalar">PetscScalar</A> delta)
</PRE>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>B </B></TD><TD>- LMVM matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>delta </B></TD><TD>- initial value for diagonal scaling
</TD></TR></TABLE>
<P>
<P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/ksp/ksp/utils/lmvm/symbrdn/symbrdn.c.html#MatSymBrdnSetDelta">src/ksp/ksp/utils/lmvm/symbrdn/symbrdn.c</A>
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