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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>NEPInterpolSetInterpolation</H1>
Sets the tolerance and maximum degree when building the interpolation polynomial.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcnep.h"
<A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../NEP/NEPInterpolSetInterpolation.html#NEPInterpolSetInterpolation">NEPInterpolSetInterpolation</A>(<A HREF="../NEP/NEP.html#NEP">NEP</A> nep,<A HREF="https://petsc.org/release/manualpages/Sys/PetscReal.html#PetscReal">PetscReal</A> tol,<A HREF="https://petsc.org/release/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</A> deg)
</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>nep </B></TD><TD> - nonlinear eigenvalue solver
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>tol </B></TD><TD> - tolerance to stop computing polynomial coefficients
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>deg </B></TD><TD> - maximum degree of interpolation
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Options Database Key</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-nep_interpol_interpolation_tol <tol> </B></TD><TD> - Sets the tolerance to stop computing polynomial coefficients
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-nep_interpol_interpolation_degree <degree> </B></TD><TD> - Sets the maximum degree of interpolation
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Note</FONT></H3>
<A HREF="https://petsc.org/release/manualpages/Sys/PETSC_CURRENT.html#PETSC_CURRENT">PETSC_CURRENT</A> can be used to preserve the current value of any of the
arguments, and <A HREF="https://petsc.org/release/manualpages/Sys/PETSC_DETERMINE.html#PETSC_DETERMINE">PETSC_DETERMINE</A> to set them to a default value.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../NEP/NEPInterpolGetInterpolation.html#NEPInterpolGetInterpolation">NEPInterpolGetInterpolation</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../src/nep/impls/interpol/interpol.c.html#NEPInterpolSetInterpolation">src/nep/impls/interpol/interpol.c</A>
<BR><BR><A HREF="./index.html">Index of all NEP routines</A>
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