extragradient

English

Etymology

From extra- +‎ gradient.

Adjective

extragradient (not comparable)

1. (mathematics) Obtaining strong convergence without strong monotonicity by projecting twice on the underlying set of constraints.
   • 2015, Bui Van Dinh, Do Sang Kim, “Extragradient algorithms for equilibrium problems and symmetric generalized hybrid mappings”, in arXiv‎^[1]:

     It becomes unnecessary when an Armijo back tracking linesearch is incorporated in the extragradient method..