0 votes 0 votes Let $A = \{wtw^{R}\mid w,t\in\{0,1\}^{\ast}\:\text{and} \mid w \mid = \mid t \mid \}$. Prove that $A$ is not a CFL. Theory of Computation michael-sipser theory-of-computation context-free-language proof + – admin asked Oct 12, 2019 admin 243 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.