Theory of computations

An Introduction to formal language and automata 6th edition.

Chapter 7: Pushdown automata.

Solve the following questions.

Please solve it clearly draw a graph please

3. Do Exercise 6 (i) of Section 7.1 at page 189. 6. Construct npda's that accept the following languages on y ta, b,c (a)L {an ban n o w E {a, b) wcw n 20, m n 20, m 21y (e) L (aabnc" n 20). nb (w) 1) (w) w: n w: Ta (w) (w) nb (w) Tac w: n