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Journal of Natural Science of Heilongjiang University
1001-7011
1990 Issue 2
jia ji bing xi suan n,n er jia an ji yi zuo guang ju he de yan jiu
Zhang Zhenyu;Lin Yang
..............page:85-88+65
cheng xu liu tu jie gou yan jiu
Ding Zhanao
..............page:58-61
ji he ji shu yu fuzzy ji shu
Zhang Xingdai
..............page:44-48
yong lie xiu zheng ni newton fa qiu jie qi yi wen ti
Jin Chongfang
..............page:24-29
guan yu lindel zuo f kong jian de yi ge wen ti
Chen Erming Fu Peiren
..............page:17-19
ji yu zhuang tai guan ce fan kui de te zheng jie gou pei zhi
Duan Guangren
..............page:49-53+48
apple cai kai fa gong ju de yan zhi
Qin Bin Sun Tong
..............page:62-65
guan yu jiao feng bi gen de ci qiang ban dan gen
Zhang Xianjiu
..............page:38-40+43
guan yu diu fan tu fang cheng x~2=dy~4+4
Cao Yushu
..............page:20-23
yuan zi ji tai de que ding
Li Haoxin ZHao wei
..............page:76-78
hai lang sui ji te xing fen xi ji qi shu zi fang zhen
Wang Depu
..............page:70-75
ji zhi ying she de yi ge ying yong
Lin shou
..............page:41-43
wu qiong qu jian shang lebesgue dao han shu gu ji
Chen Enpeng Zhu Fuchen
..............page:34-37+19
lian ban huan shang ju zhen de zhang liang ji
Cao Chonguang
..............page:11-16
mma yu sbs jie ji ju he de ying xiang yin su
Wang Jie;Song Hongsheng
..............page:79-84