digraph example8a { rankdir="LR"; node [texmode="math",shape="circle",style="state"]; q0 [style="state,initial,final,accepting below",label="0"]; q1 [style="state,final",label="1"]; edge [texmode="math",lblstyle="auto"]; q0 -> q1 [label="a"]; q1 -> q1 [label="a",topath="loop above"]; }