Question: ( 2 5 ) Let Sigma = { a , b } . How many different languages are recognized by NFAs with no

(25) Let \Sigma ={a, b}. How many different languages are recognized by NFAs with no \epsi transitions
having exactly two states? List them. You might find it helpful to write a program to
generate all of the NFAs. For NFAs, if neither state is final the language is still empty, but
if both states are final the language need not be \Sigma ?.

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