digraph ex1p2b { rankdir="LR"; node [texmode="math",shape="circle",style="state"]; q0 [style="state,initial",label="0"]; q2 [style="state",label="2"]; q3 [style="state,final,accepting above",label="3"]; q5 [style="state",label="5"]; q6 [style="state,final,accepting below",label="6"]; q7 [style="state,final",label="7"]; edge [texmode="math",lblstyle="auto"]; q0 -> q0 [label="a,b",topath="loop below"]; q0 -> q2 [label="a"]; q0 -> q5 [label="b"]; q2 -> q3 [label="a"]; q5 -> q6 [label="b"]; q3 -> q7 [label="a,b"]; q6 -> q7 [label="a,b"]; q7 -> q7 [label="a,b",topath="loop below"]; }