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<li><p><a class="reference external" href="https://en.wikipedia.org/wiki/Deterministic_finite_automaton#Complete_and_incomplete">https://en.wikipedia.org/wiki/Deterministic_finite_automaton#Complete_and_incomplete</a></p></li>
<li><p><a class="reference external" href="http://43oh.com/2017/02/how-to-implement-finite-state-machines-using-energia/">http://43oh.com/2017/02/how-to-implement-finite-state-machines-using-energia/</a></p></li>
<li><p><a class="reference external" href="https://en.wikipedia.org/wiki/Nondeterministic_finite_automaton">https://en.wikipedia.org/wiki/Nondeterministic_finite_automaton</a></p></li>
<li><p><a class="reference external" href="https://en.wikipedia.org/wiki/Deterministic_finite_automaton#Complete_and_incomplete">https://en.wikipedia.org/wiki/Deterministic_finite_automaton#Complete_and_incomplete</a></p></li>
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