RT Journal T1 Two mixed conjugate gradient methods based on DY A1 WANG Kai-rong, GAO Pei-ting PB JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) FD 2016-06-20 YR 2016 JF JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) VO 51 IS 6 SP 16 DO 10.6040/j.issn.1671-9352.0.2015.267 K1 unconstrained optimization;conjugate gradient methods;sufficiently descent property;Wolfe line searching;global convergence LK {http://lxbwk.njournal.sdu.edu.cn/EN/article/article_33.shtml}