Kleene plus

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English[edit]

Etymology[edit]

After Stephen Cole Kleene (1909-1994), American mathematician.

Noun[edit]

Kleene plus (plural Kleene pluses)

  1. (logic, computing theory) The plus symbol, +, used as an operator to concatenate one or more strings from a given set, widely used in regular expressions.
    Coordinate term: Kleene star
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