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<div id="version" align=right><b>slepc-3.22.2 2024-12-02</b></div>
<div id="bugreport" align=right><a href="mailto:slepc-maint@upv.es?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: slepc-3.22.2 v3.22.2 docs/manualpages/MFN/MFNSetFN.html "><small>Report Typos and Errors</small></a></div>
<H1>MFNSetFN</H1>
Specifies the function to be computed.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcmfn.h"
<A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../MFN/MFNSetFN.html#MFNSetFN">MFNSetFN</A>(<A HREF="../MFN/MFN.html#MFN">MFN</A> mfn,<A HREF="../FN/FN.html#FN">FN</A> fn)
</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>mfn </B></TD><TD> - matrix function context obtained from <A HREF="../MFN/MFNCreate.html#MFNCreate">MFNCreate</A>()
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>fn </B></TD><TD> - the math function object
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Note</FONT></H3>
Use <A HREF="../MFN/MFNGetFN.html#MFNGetFN">MFNGetFN</A>() to retrieve the math function context (for example,
to free it at the end of the computations).
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../MFN/MFNGetFN.html#MFNGetFN">MFNGetFN</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>beginner<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../src/mfn/interface/mfnbasic.c.html#MFNSetFN">src/mfn/interface/mfnbasic.c</A>
<BR><BR><A HREF="./index.html">Index of all MFN 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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