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Consider the following CFG $G:$

  • $S \rightarrow SS \mid T$
  • $T \rightarrow aT b \mid ab$

Describe $L(G)$ and show that $G$ is ambiguous. Give an unambiguous grammar $H$ where $L(H) = L(G)$ and sketch a proof that $H$ is unambiguous.

in Theory of Computation by | 48 views

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