Open AccessThe dual step size of the alternating direction method can be larger than 1.618 when one function is strongly convex
Author(s) -
Feng Ma,
Jiansheng Shu,
Yaxiong Li,
Jian Wu
Publication year - 2021
Publication title -
journal of industrial and management optimization
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.325
H-Index - 32
eISSN - 1553-166X
pISSN - 1547-5816
DOI - 10.3934/jimo.2020016
Subject(s) - mathematics , convex function , lagrange multiplier , convex optimization , regular polygon , separable space , golden ratio , rank (graph theory) , convergence (economics) , dual (grammatical number) , function (biology) , rate of convergence , convex analysis , mathematical optimization , mathematical analysis , combinatorics , computer science , key (lock) , geometry , art , literature , evolutionary biology , economics , biology , economic growth , computer security