ARRS. Stanimirović, PredragIvanov, BranislavMa, HaifengMosić, Dijana2023-12-252023-12-2520202688-159410.3934/era.2020115aimsciences.org/article/doi/10.3934/era.2020115https://repozitorijum.tfbor.bg.ac.rs/handle/123456789/497enA survey of gradient methods for solving nonlinear optimizationarticle