2 papers
math.OC2026
Achieving Directional-Stationarity from a Single Random Direction Step
Dan Greenstein, Nadav Hallak
This paper addresses the challenge of obtaining strong optimality guarantees in constrained nonsmooth nonconvex optimization under mild regularity conditions, namely local Lipschit…
math.OC2024
An Augmented Lagrangian Approach to Composite Problems with a Random Linear Operator
Dan Greenstein, Nadav Hallak
We consider the minimization of a sum of a smooth function with a nonsmooth composite function, where the composition is applied on a random linear mapping. This random composite m…