tailieunhanh - Formal Languages & Automata: Chapter 7 - Pushdown Automata

Pushdown Automata there are context-free languages that are not regular; Finite automata cannot recognize all context-free languages. Formal Languages & Automata: Chapter 7 - Pushdown Automata includes Finite Automata, Non-deterministic Pushdown Automata, Instantaneous Description. | Pushdown Automata There are context-free languages that are not regular. Finite automata cannot recognize all context-free languages. 1 Pushdown Automata a b is regular. akbk k is a constant is regular. anbn n 0 is not regular. 2 Finite Automata Input file Control unit q0 yes no