Schröder number

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English

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Etymology

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Named after the German mathematician Ernst Schröder.

Noun

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Schröder number (plural Schröder numbers)

  1. (mathematics) The number of possible lattice paths from the southwest corner (0, 0) of an n × n grid to the northeast corner (n, n), using only single steps north, northeast or east, and not rising above the southwest–northeast diagonal.
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