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<TITLE>DSTruncate</TITLE>
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<H1>DSTruncate</H1>
Truncates the system represented in the <A HREF="../DS/DS.html#DS">DS</A> object.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcds.h"
PetscErrorCode DSTruncate(DS ds,PetscInt n)
</PRE>
Logically Collective on <A HREF="../DS/DS.html#DS">DS</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>ds </B></TD><TD> - the direct solver context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>n </B></TD><TD> - the new size
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Note</FONT></H3>
The new size is set to n. In cases where the extra row is meaningful,
the first n elements are kept as the extra row for the new system.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../DS/DSSetDimensions.html#DSSetDimensions">DSSetDimensions</A>(), <A HREF="../DS/DSSetExtraRow.html#DSSetExtraRow">DSSetExtraRow</A>(), <A HREF="../DS/DSStateType.html#DSStateType">DSStateType</A>
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/ds/interface/dsops.c.html#DSTruncate">src/ds/interface/dsops.c</A>
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