digraph automata_0 { size ="8.5, 11"; node [shape = circle]; 0 [ style = filled, color=lightgrey ]; 2 [ shape = doublecircle ]; 0 -> 2 [ label = "a " ]; 0 -> 1 [ label = "other " ]; 1 -> 2 [ label = "a " ]; 1 -> 1 [ label = "other " ]; 2 -> 2 [ label = "a " ]; 2 -> 1 [ label = "other " ]; "Machine: a" [ shape = plaintext ]; }