Question: For each of the CFGs below in construct a PDA that accepts the same language they generate, using the algorithm of Theorem 30). The PDA

For each of the CFGs below in construct a PDA that accepts the same language they generate, using the algorithm of Theorem 30).

The PDA we produce by the algorithm of Theorem 30 is

START PUSH S PUSH S PUSH S READ POP S PUSH A

S → Xa I Yb
x → Sb I b
Y → Sa I a

START PUSH S PUSH S PUSH S READ POP S PUSH A PUSH A ACCEPT READ

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The image youve provided illustrates a Pushdown Automaton PDA which pertains to a contextfree grammar CFG given by the productions S Xa Yb X Sb b Y Sa a However to provide a proper explanation of this ... View full answer

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