Question: Let M = (Q, , , , q 0 , Z 0 , A) be a PDA that accepts L whenever M, after reading a

Let M = (Q, , , , q0, Z0, A) be a PDA that accepts L whenever M, after reading a word, is in either an accepting state or has an empty stack.

(a) Define a general construction for a PDA that accepts L by empty stack alone.

(b) Define a general construction for a PDA that accepts L by final state alone.

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