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<div id="version" align=right><b>slepc-3.7.3 2016-09-29</b></div>
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<H1>EPSLOBPCGSetRestart</H1>
Sets the restart parameter for the LOBPCG method. The meaning of this parameter is the proportion of vectors within the current block iterate that must have converged in order to force a restart with hard locking.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepceps.h"
PetscErrorCode EPSLOBPCGSetRestart(EPS eps,PetscReal restart)
</PRE>
Logically Collective on <A HREF="../EPS/EPS.html#EPS">EPS</A>
<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>eps </B></TD><TD> - the eigenproblem solver context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>restart </B></TD><TD> - the percentage of the block of vectors to force a restart
</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>-eps_lobpcg_restart </B></TD><TD> - Sets the restart parameter
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
Allowed values are in the range [0.1,1.0]. The default is 0.6.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../EPS/EPSLOBPCGGetRestart.html#EPSLOBPCGGetRestart">EPSLOBPCGGetRestart</A>()
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/eps/impls/cg/lobpcg/lobpcg.c.html#EPSLOBPCGSetRestart">src/eps/impls/cg/lobpcg/lobpcg.c</A>
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