..............page:85-88,91
..............page:106-108
..............page:102-105
..............page:10-15,19
Some Converse Comparison Results of Backward SDEs
zheng shi-qiu1; liu yu-chun2; guo xiao-qiang1; feng li-chao1; qu jing-guo3(1.college of science; hebei polytechnic university; tangshan hebei 063009; china; 2.department of applied mathematics; nankai university binhai college; tianjin 300270; china; 3.college of light industry; hebei polytechnic university; tangshan hebei 063000; china)
..............page:60-63
Effect on algae growth in Douhe Reservoir
jiang deng-ling1; ma xuan-kai2; ni guo-wei1; zhang shu-de1; cao guo-ping1(1.college of civil and architectural engineering; hebei polytechnic university; tangshan hebei 063009; china; 2.qinhuangdao yaohua glass co.ltd; qinhuangdao hebei 066013; china)
..............page:98-101
..............page:55-59,73
..............page:39-42,47