Question: The language L = 0 a 1 b 0 a 1 b is not a context - free language. Using this fact, prove that the

The language L =0a1b0a1b is not a context-free language. Using this fact, prove that the
set of context-free languages is not closed under intersection.
Hint: If CFLs were closed under intersection, how would you prove that L was context-free?

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