UNIT II - GRAMMARS (9 hours)
Grammar Introduction– Types of Grammar - Context-Free Grammars and Languages– Derivations and Languages – Ambiguity- Relationship between derivation and derivation trees – Simplification of CFG – Elimination of...See more
Useless symbols - Unit productions - Null productions – Greyback Normal form – Chomsky normal form – Problems related to CNF and GNF.
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