bifunction

English

Etymology

bi- +‎ function

Noun

bifunction (plural bifunctions)

1. (mathematics) A function of a pair of values
   • 2015, Bui Van Dinh, Do Sang Kim, “Extragradient algorithms for equilibrium problems and symmetric generalized hybrid mappings”, in arXiv‎^[1]:

     The bifunction is assumed to be satisfying a Lipschitz-type condition when the basic iteration comes from the extragradient method.