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    Knuth Up-arrow Notation

    Alternate names

    Knuth arrow notation | up-arrow notation

    Definition

    Knuth's up-arrow notation is a notation invented by Knuth to represent large numbers in which evaluation proceeds from the right: m↑n | m·m...m_︸_n m↑↑n | m↑m↑...↑m_︸_n m↑↑↑n | m↑↑m↑↑...↑↑m_︸_n

    Related terms

    Ackermann number | chained arrow notation | down arrow notation | large number | power tower | Ramsey theory | Steinhaus-Moser notation

    Associated person

    Donald E. Knuth

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