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Kleene Star

From dankwiki

The unary regular operator commonly represented as '*', describing:

  • zero or more transitions (A*) through a finite automaton (A)
  • the smallest superset (V*) of a set of strings (V) such that λ ⊂ V* and V* is closed under concatenation
  • the set of all strings (Σ*) of symbols in an alphabet Σ, such that λ ⊂ Σ*
    • λ is the empty string

See Also