9
\documentclass[preview,border=2cm]{standalone}
\usepackage{pst-tools}
\usepackage{pst-node}
\psset{saveNodeCoors}
\begin{document}
\section*{With pnode}
\begin{pspicture}(3,3)
\pnode(1,1){A}
\rput(0,3){\psPrintValue{N-A.x}}
\rput(0,0){\psPrintValue{N-A.y}}
\end{pspicture}
\section...