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Alja [10]
3 years ago
6

If a ≤m b and b is regular, does that imply that a is a regular language? why or why not?

Computers and Technology
1 answer:
hichkok12 [17]3 years ago
4 0
Answer: No. For example, define the languages A = { 0 n1 n | n ≥ 0 } and B = {1}, both over the alphabet Σ = {0, 1}. Define the function f : Σ∗ → Σ∗ as
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