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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>EPSGetOperators</H1>
Gets the matrices associated with the eigensystem.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepceps.h"
<A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../EPS/EPSGetOperators.html#EPSGetOperators">EPSGetOperators</A>(<A HREF="../EPS/EPS.html#EPS">EPS</A> eps,<A HREF="https://petsc.org/release/manualpages/Mat/Mat.html#Mat">Mat</A> *A,<A HREF="https://petsc.org/release/manualpages/Mat/Mat.html#Mat">Mat</A> *B)
</PRE>
Collective
<P>
<H3><FONT COLOR="#883300">Input Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>eps </B></TD><TD> - the <A HREF="../EPS/EPS.html#EPS">EPS</A> context
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Output Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>A </B></TD><TD> - the matrix associated with the eigensystem
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>B </B></TD><TD> - the second matrix in the case of generalized eigenproblems
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Note</FONT></H3>
Does not increase the reference count of the matrices, so you should not destroy them.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../EPS/EPSSolve.html#EPSSolve">EPSSolve</A>(), <A HREF="../EPS/EPSGetST.html#EPSGetST">EPSGetST</A>(), <A HREF="../ST/STGetMatrix.html#STGetMatrix">STGetMatrix</A>(), <A HREF="../ST/STSetMatrices.html#STSetMatrices">STSetMatrices</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../src/eps/interface/epssetup.c.html#EPSGetOperators">src/eps/interface/epssetup.c</A>
<BR><BR><A HREF="./index.html">Index of all EPS routines</A>
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