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<H1>VecCreateComp</H1>
Creates a new vector containing several subvectors, each stored separately
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcvec.h"
PetscErrorCode VecCreateComp(MPI_Comm comm,PetscInt *Nx,PetscInt n,const VecType t,Vec Vparent,Vec *V)
</PRE>
Collective on Vec
<P>
<H3><FONT COLOR="#883300">Input Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>comm </B></TD><TD> - communicator for the new Vec
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Nx </B></TD><TD> - array of (initial) global sizes of child vectors
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>n </B></TD><TD> - number of child vectors
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>t </B></TD><TD> - type of the child vectors
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Vparent </B></TD><TD> - (optional) template vector
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Output Parameter</FONT></H3>
<DT><B>V </B> - new vector
<br>
<P>
<H3><FONT COLOR="#883300">Notes</FONT></H3>
This is similar to PETSc's VecNest but customized for SLEPc's needs. In particular,
the number of child vectors can be modified dynamically, with <A HREF="../sys/VecCompSetSubVecs.html#VecCompSetSubVecs">VecCompSetSubVecs</A>().
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../sys/VecCreateCompWithVecs.html#VecCreateCompWithVecs">VecCreateCompWithVecs</A>(), <A HREF="../sys/VecCompSetSubVecs.html#VecCompSetSubVecs">VecCompSetSubVecs</A>()
<BR><P><B><FONT COLOR="#883300">Location: </FONT></B><A HREF="../../../src/vec/veccomp.c.html#VecCreateComp">src/vec/veccomp.c</A>
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