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GATE CSE & IT · Context-Free Languages · 2006-2007
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Hopcroft-Ullman / Dragon Book
Automata, languages, parsing, syntax-directed translation
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All concepts →2007 PYQ
Consider the CFG with { S, A, B } as the non-terminal alphabet, { a, b } as the terminal alphabet, S as the start symbol and the following set of production rules: $$\eqalign{ & S...
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2006 PYQ
In the correct grammar of the previous question, what is the length of the derivation (number of steps starring from S) to generate the string $${a^l}{b^m}$$ with $$l \ne m$$?
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