Question: Discrete Structures. Let A={a, b}. Describe the language L(r) where: (a) r=abb*a; (b) r=b*ab*ab*; (c) r=a*b*; (d) r=ab*a*.

Discrete Structures.
Let A={a, b}. Describe the language L(r) where:
(a) r=abb*a; (b) r=b*ab*ab*; (c) r=a*b*; (d) r=ab*a*.

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