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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>EPSStoppingTestFn</H1>
A prototype of an <A HREF="../EPS/EPS.html#EPS">EPS</A> stopping test function that would be passed to <A HREF="../EPS/EPSSetStoppingTestFunction.html#EPSSetStoppingTestFunction">EPSSetStoppingTestFunction</A>()
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
PETSC_EXTERN_TYPEDEF typedef <A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A>(<A HREF="../EPS/EPSStoppingTestFn.html#EPSStoppingTestFn">EPSStoppingTestFn</A>)(<A HREF="../EPS/EPS.html#EPS">EPS</A> eps,<A HREF="https://petsc.org/release/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</A> its,<A HREF="https://petsc.org/release/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</A> max_it,<A HREF="https://petsc.org/release/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</A> nconv,<A HREF="https://petsc.org/release/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</A> nev,<A HREF="../EPS/EPSConvergedReason.html#EPSConvergedReason">EPSConvergedReason</A> *reason,void *ctx);
</PRE>
<H3><FONT COLOR="#883300">Calling Sequence</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>eps </B></TD><TD> - eigensolver context obtained from <A HREF="../EPS/EPSCreate.html#EPSCreate">EPSCreate</A>()
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>its </B></TD><TD> - current number of iterations
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>max_it </B></TD><TD> - maximum number of iterations
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>nconv </B></TD><TD> - number of currently converged eigenpairs
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>nev </B></TD><TD> - number of requested eigenpairs
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>reason </B></TD><TD> - [output] result of the stopping test
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ctx </B></TD><TD> - [optional] user-defined context for private data for the
stopping test routine (may be NULL)
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../EPS/EPSSetStoppingTestFunction.html#EPSSetStoppingTestFunction">EPSSetStoppingTestFunction</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/slepceps.h.html#EPSStoppingTestFn">include/slepceps.h</A>
<BR><BR><A HREF="./index.html">Index of all EPS routines</A>
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