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<H1>MFNGetOptionsPrefix</H1>
Gets the prefix used for searching for all <A HREF="../MFN/MFN.html#MFN">MFN</A> options in the database.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcmfn.h"
PetscErrorCode MFNGetOptionsPrefix(MFN mfn,const char *prefix[])
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#883300">Input Parameters</FONT></H3>
<DT><B>mfn </B> - the matrix function context
<br>
<P>
<H3><FONT COLOR="#883300">Output Parameters</FONT></H3>
<DT><B>prefix </B> - pointer to the prefix string used is returned
<br>
<P>
Notes: On the fortran side, the user should pass in a string 'prefix' of
sufficient length to hold the prefix.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../MFN/MFNSetOptionsPrefix.html#MFNSetOptionsPrefix">MFNSetOptionsPrefix</A>(), <A HREF="../MFN/MFNAppendOptionsPrefix.html#MFNAppendOptionsPrefix">MFNAppendOptionsPrefix</A>()
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/mfn/interface/mfnopts.c.html#MFNGetOptionsPrefix">src/mfn/interface/mfnopts.c</A>
<BR><A HREF="./index.html">Index of all MFN routines</A>
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