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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="TaoGetDualVariables"><H1>TaoGetDualVariables</H1></A>
Gets pointers to the dual vectors
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsctao.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Tao/TaoGetDualVariables.html#TaoGetDualVariables">TaoGetDualVariables</A>(<A HREF="../Tao/Tao.html#Tao">Tao</A> tao, <A HREF="../Vec/Vec.html#Vec">Vec</A> *DE, <A HREF="../Vec/Vec.html#Vec">Vec</A> *DI)
</PRE>
Collective on <A HREF="../Tao/Tao.html#Tao">Tao</A>
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>tao </B> -the <A HREF="../Tao/Tao.html#Tao">Tao</A> context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>DE </B></TD><TD>- dual variable vector for the lower bounds
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>DI </B></TD><TD>- dual variable vector for the upper bounds
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Tao/TaoComputeDualVariables.html#TaoComputeDualVariables">TaoComputeDualVariables</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/tao/interface/taosolver_bounds.c.html#TaoGetDualVariables">src/tao/interface/taosolver_bounds.c</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/tao/constrained/examples/tutorials/toy.c.html">src/tao/constrained/examples/tutorials/toy.c.html</A><BR>
<A HREF="../../../src/tao/constrained/examples/tutorials/toyf.F90.html">src/tao/constrained/examples/tutorials/toyf.F90.html</A><BR>
<BR><A HREF="./index.html">Index of all Tao routines</A>
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