Question 1: Regular Languages and Automata Consider the regular expression E = (b | ab)* (a | e) on alphabet I = {a,b). (a) Do the following words match E? Explain your answer. (i) ε (ii) abba I (iii) aaa (b) Give a minimal total DFA that recognizes the language described by E and prove that it is minimal.

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Question 1: Regular Languages and Automata
Consider the regular expression E = (b | ab)* (a | e) on alphabet Σ = {a,b}.
(a) Do the following words match E? Explain your answer.
(i) ε
(ii) abba
I
(iii) aaa
(b) Give a minimal total DFA that recognizes the language described by E and prove
that it is minimal.
Transcribed Image Text:Question 1: Regular Languages and Automata Consider the regular expression E = (b | ab)* (a | e) on alphabet Σ = {a,b}. (a) Do the following words match E? Explain your answer. (i) ε (ii) abba I (iii) aaa (b) Give a minimal total DFA that recognizes the language described by E and prove that it is minimal.
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