E-凸集,E-凸函数和半-E-凸函数
黄应全,赵克全
E-Convex Sets, E-Convex Functions and Semi-E-Convex Functions
HUANG Ying-quan,ZHAO Ke-quan
河北大学学报(自然科学版) . 2005, (1): 13 -15 .  DOI: 10.3969/j.issn.1000-1565.2005.01.004