1. (20 points) Is the language L = {w in {a, b}* | w starts with a and has aba as a substring} a context free language? Prove your answer.

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1. (20 points) Is the language L = {w in {a, b}* | w starts with a and has aba as a substring} a context free
language? Prove your answer.
Transcribed Image Text:1. (20 points) Is the language L = {w in {a, b}* | w starts with a and has aba as a substring} a context free language? Prove your answer.
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