4. Consider the following LL(1) grammar, which has the set of terminals T = {a, b, ep, +, *, (, )}. This grammar generates regular expressions over {a, b}, with + meaning the RegExp OR operator, and...

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Extracted text: 4. Consider the following LL(1) grammar, which has the set of terminals T = {a, b, ep, +, *, (, )}. This grammar generates regular expressions over {a, b}, with + meaning the RegExp OR operator, and ep meaning the e symbol. (Yes, this is a context free grammar for generating regular expressions!) E → TE' E' → +E| € T FT' T' + T|€ + PF' F F' *F' | € P → (E)|a|b|ep