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Consider the following construction that converts a DFA, M = (Q, sigma, delta, q_0, F), to a context-free grammar, G = (V, sigma, R, S):
Consider the following construction that converts a DFA, M = (Q, sigma, delta, q_0, F), to a context-free grammar, G = (V, sigma, R, S): V = {V_i\q_i Q}. That is, we make a separate variable V_i for each state qi in Q. For each transition delta(q_i, a) = q_j we add a rule V_i rightarrow a V_j to R. Additionally, we add a rule upsilon_i rightarrow epsilon for all q_i F. That is, R contains |sigma| middot |Q| + |F| rules. S = V_0, where V_0 corresponds to the start state of M, q_0. Provide a formal proof showing that L(M) = L(G) for any DFA M
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