February 2022
Beginner to intermediate
572 pages
13h
English
Content preview from An Introduction to Formal Languages and Automata, 7th Edition
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2.3 EQUIVALENCE OF DETERMINISTIC AND NONDETERMINISTIC FINITE ACCEPTERS
We now come to a fundamental question. In what sense are dfa’s and nfa’s different? Obviously, there is a difference in their definition, but this does not imply that there is any essential distinction between them. To explore this question, we introduce the concept of equivalence between automata.
As mentioned, there are generally many accepters for a given language, so any dfa or nfa has many equivalent accepters.
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