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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="KSPLSQRGetStandardErrorVec"><H1>KSPLSQRGetStandardErrorVec</H1></A>
Get vector of standard error estimates. Only available if -ksp_lsqr_set_standard_error was set to true or <A HREF="../KSP/KSPLSQRSetComputeStandardErrorVec.html#KSPLSQRSetComputeStandardErrorVec">KSPLSQRSetComputeStandardErrorVec</A>(ksp, <A HREF="../Sys/PETSC_TRUE.html#PETSC_TRUE">PETSC_TRUE</A>) was called. Otherwise returns NULL.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPLSQRGetStandardErrorVec.html#KSPLSQRGetStandardErrorVec">KSPLSQRGetStandardErrorVec</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A> ksp,<A HREF="../Vec/Vec.html#Vec">Vec</A> *se)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>ksp </B> -iterative context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>se </B> -vector of standard estimates
<br>
<P>
<H3><FONT COLOR="#CC3333">Options Database Keys</FONT></H3>
<DT><B>-ksp_lsqr_set_standard_error </B> -set standard error estimates of solution
<br>
<P>
<H3><FONT COLOR="#CC3333">Developer notes</FONT></H3>
Vaclav: I'm not sure whether this vector is useful for anything.
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../KSP/KSP.html#KSP">KSP</A>, <A HREF="../KSP/KSPLSQR.html#KSPLSQR">KSPLSQR</A>
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPSolve.html#KSPSolve">KSPSolve</A>(), <A HREF="../KSP/KSPLSQR.html#KSPLSQR">KSPLSQR</A>, <A HREF="../KSP/KSPLSQRSetComputeStandardErrorVec.html#KSPLSQRSetComputeStandardErrorVec">KSPLSQRSetComputeStandardErrorVec</A>()
<BR><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/impls/lsqr/lsqr.c.html#KSPLSQRGetStandardErrorVec">src/ksp/ksp/impls/lsqr/lsqr.c</A>
<BR><A HREF="./index.html">Index of all KSP routines</A>
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