How can I construct finite automata accepting the following language?
NFA : The set of strings over $\{a, b\}$ in which every $a$ is followed by $b$ or $ab$.
2026-03-26 09:16:17.1774516577
Finite automata NFA
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In your attempt your automata accepts $a\notin \mathcal L$ so it is not correct.
The words that the automata should accept are $b,bb,bb,ab,aab,bbbabbbaabbb,\dots$
I think that this should work: