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A homomorphism is a function f : ' from one alphabet to strings over another alphabet. We can extend f to operate on strings by
A homomorphism is a function : from one alphabet to strings over another
alphabet. We can extend to operate on strings by defining
where and each We further extend to operate on languages by
defining for any language
a Show, by giving a formal construction, that the class of regular languages is closed
under homomorphism. In other words, given a DFA M that recognizes and a
homomorphism construct a finite automaton that recognizes Consider the
machine that you constructed. Is it a DFA is every case?
b Show, by giving an example, that the class of nonregular languages is not closed
under homomorphism.
please make the answer readable and easy to follow
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