2 papers
math.OC2026
Decentralized Nonsmooth Nonconvex Optimization with Client Sampling
Xinyan Chen, Weiguo Gao, Luo Luo
This paper considers decentralized nonsmooth nonconvex optimization problem with Lipschitz continuous local functions. We propose an efficient stochastic first-order method with cl…
math.OC2025
Explicit Global Convergence Rates of BFGS without Line Search
Jianjiang Yu, Weiguo Gao, Luo Luo
This paper studies the convergence rates of the Broyden--Fletcher--Goldfarb--Shanno~(BFGS) method without line search. We show that the BFGS method with an adaptive step size [Gao…