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Introduction to Automata Theory, Languages and Computation (Addison-Wesley series in computer science)
by:John E. Hopcroft, Jeffrey D. Ullman
This book presents automata theory, formal languages, and computational complexity as a coherent theory. It includes end-of-chapter questions, bibliographies, and exercises. Problems of highest and intermediate difficulty are marked respectively with double or single stars. 020102988XB04062001
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