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Noun edit

semiqueens

  1. plural of semiqueen
    • 2015, Sean Eberhard, Freddie Manners, Rudi Mrazović, “Additive triples of bijections, or the toroidal semiqueens problem”, in arXiv[1]:
      This problem is equivalent to counting the number of orthomorphisms or complete mappings of  }, to counting the number of arrangements of   mutually nonattacking semiqueens on an   toroidal chessboard, and to counting the number of transversals in a cyclic Latin square.