extragradient

adj

(mathematics) Obtaining strong convergence without strong monotonicity by projecting twice on the underlying set of constraints.

The extragradient method is an efficient optimization algorithm.

意味（1）

(mathematics) Obtaining strong convergence without strong monotonicity by projecting twice on the underlying set of constraints.

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