[GraphViz] This does not work !

[unknown]

Changes http://wiki.axiom-developer.org/GraphViz/diff
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\begin{latex}
  \digraph[scale=0.5]{GraphVizGraph4a}
  {
        rankdir = LR;
"$S^1_2$" -> "$\textrm{HELLO}^{3*8-0.5}$" [label="$5*(3-\frac{8}{4}$"}
  }
  \end{latex}
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forwarded from http://wiki.axiom-developer.org/[EMAIL PROTECTED]