[pstricks] Vertical \ncarcbox in \psmatrix

[Arne Hallam]

This works great.  Thanks.

I was using the \ncarcbox because it was used in a number of the examples 
on the website.



At 12:38 AM 3/5/2006, Herbert Voss wrote:
>Arne Hallam wrote:
>>I am wanting to demonstrate how to construct submatrices and am doing 
>>fine with horizontal boxes to show row inclusion but get a circle around 
>>the first vertical node instead of a vertical box.
>
>why do you use \ncarcbox, when you need a rectangular box??
>
>Herbert
>
>
>\documentclass{report}
>\usepackage{pstricks,pst-plot}
>\usepackage{pst-node}
>\usepackage{amsmath}
>\SpecialCoor
>\begin{document}
>
>\begin{equation}
>A(\{1,3\},\{1,3\})~=~\left(\raisebox{-3.0ex}{
>\begin{psmatrix}[rowsep=3pt,colsep=10pt]
>3 &4&7 \\
>2&5& 2 \\
>1&0&4
>\end{psmatrix}} \right)
>\psset{nodesep=.15,boxsize=.25,linestyle=dashed,linecolor=blue}
>\ncbox[nodesep=.1,linecolor=green]{1,3}{3,3}
>\ncbox{1,1}{1,3}
>\ncbox{3,1}{3,3}
>\end{equation}
>
>
>\end{document}
>
>
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