Epsilon transition

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

An epsilon transition[1] (also epsilon move[1] or lambda transition) allows an automaton to change its state spontaneously, i.e. without consuming an input symbol. It may appear in almost all kinds of nondeterministic automaton in formal language theory, in particular:

References[edit]

  1. ^ a b John E. Hopcroft and Jeffrey D. Ullman (1979). Introduction to Automata Theory, Languages, and Computation. Reading/MA: Addison-Wesley. ISBN 0-201-02988-X. Here: p.24,27