Question

Assume language A is accepted by DFA M. Describe a simple method to construct a DFA $$\overline{M}$$ that accepts $$\overline A$$.

Answer 1

Accame that the lng eageaepted by OF A M stm ple methed to contuct OF A that auepts A to the Complementaton. melhod Ure Complevment Me thed: Moking statea -tinal and naa- final the final statas as non final called'Complementaten of DFA as aceepted by attepted by T A is Mthen OF A DFA M Ex: let's angunges concider the w e of a's tohich mut contain even no b DFA M 41 wart to cantrut pFA that do mot accept string of a's hen juat complement the b NOLD, ee that contain eve n mo. OF A b DFA M.