// Examples of Pstricks style arrows.
// To generate this graph you can write:
// $ circo -Txdot pstarrows.dot | dot2tex.py -fpst > pstarrows.tex
digraph G {
       d2tdocpreamble="\usepackage{pstricks-add}";
       graph [mindist=0.5];
       node [texmode="math", fixedsize=true, shape=circle, width=0.4];
       c -> n_1 [style="arrows=->"];
       c -> n_2 [style="arrows=->>"];
       c -> n_3 [style="arrows=-<"];
       c -> n_4 [style="arrows=-*"];
       c -> n_5 [style="arrows=-{]}"];
       c -> n_6 [style="arrows=-o"];
       c -> n_7 [style="arrows=-H"];
}