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bi- +‎ affine


biaffine (not comparable)

  1. (mathematics) affine in two different ways
    • 2015, Štefan Gyürki, Mikhail Klin, “Construction of infinite families of non-Schurian association schemes of order , an odd prime, based on biaffine planes and Heisenberg groups: research report and beyond”, in arXiv[1]:
      This construction is explained using incidences between points and lines of a biaffine plane and we also provide a pure algebraic model for it with the aid of finite Heisenberg groups.