Pushdown Automata - Hampden-Sydney College
Pushdown Automata - Hampden-Sydney College
Pushdown Automata - Hampden-Sydney College
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Example<br />
<strong>Pushdown</strong><br />
<strong>Automata</strong> -<br />
Equivalence<br />
to CFGs<br />
Robb T.<br />
Koether<br />
Homework<br />
Review<br />
Equivalence<br />
of PDAs and<br />
CFGs<br />
Proof ⇒<br />
Proof ⇐<br />
Long Example<br />
Short<br />
Example<br />
Example (Convert a PDA to a CFG)<br />
Find a grammar for the language of the following PDA.<br />
(, ε → ( ), ( → ε<br />
ε, ε → $<br />
a, ε → ε<br />
ε, $ → ε<br />
+, ε → ε<br />
Assignment
Change language