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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="SNESLineSearchGetOrder"><H1>SNESLineSearchGetOrder</H1></A>
Gets the line search approximation order.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsnes.h"
PetscErrorCode SNESLineSearchGetOrder(SNESLineSearch linesearch,PetscInt *order)
</PRE>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>linesearch </B> -linesearch context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>order </B> -The order
<br>
<P>
<H3><FONT COLOR="#CC3333">Possible Values for order</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>1 or SNES_LINESEARCH_ORDER_LINEAR </B></TD><TD>- linear order
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>2 or SNES_LINESEARCH_ORDER_QUADRATIC </B></TD><TD>- quadratic order
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>3 or SNES_LINESEARCH_ORDER_CUBIC </B></TD><TD>- cubic order
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../SNES/SNESLineSearchSetOrder.html#SNESLineSearchSetOrder">SNESLineSearchSetOrder</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/snes/linesearch/interface/linesearch.c.html#SNESLineSearchGetOrder">src/snes/linesearch/interface/linesearch.c</A>
<BR><A HREF="./index.html">Index of all SNES routines</A>
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