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Journal of Shaanxi Normal University(Natural Science Edition)
1672-4291
2002 Issue S1
Two conjecturel inequalities involving the sums of inscribed polygons in some circles
WEN Jia_jin;ZHANG Ri_xin 
..............page:12-17
The edge-chromatic number of some mycielskian graphs
LI Jing_wen1;DONG Li2;ZHANG Zhong_fu3
..............page:18-20
Reseach on a type of (g,f)-2-deleted graphs
HUANG Guang_xin;YU Kai_zhi
..............page:21-25
Generalizations of Nesbitt Inequality
ZHU Huan_min
..............page:26-30
Weight optimization algorithm for fairing Ball rational cubic parameter curve
LI An_ping;KOU Guang_xing
..............page:31-33
Research on the model of fire assignment for multiple field to multiple target
GAO Xin;YAN Cheng_yu;SHEN Mao_xing 
..............page:34-36
Four proofs of Hamilton-Caylay theorem
LIN Xialin;LIU Lihua 
..............page:37-39
Characterizations of Bessel sequences and frames in a Hilbert space
GAO Yanen 
..............page:40-43
Construction of constant weight codes via cartesian authentication codes
LI Rui_hu;ZHAO Quan_xi
..............page:44-45
The stability of linear generalized system with time delay
YANG Zhan_min1;AN Feng_qin2 
..............page:46-48
A Judgment of poles of quotient of two analytic functions
CHENG Zhi_feng;SHEN Mao_xing 
..............page:49-50
The criterion method of one kind of polynomial with integral value
CAO Tian_lin1;LIANG Fang_chi1;HAN Shao_feng2 
..............page:51-52
On the properties of positive definite matrices
GAO Yangen;LIN Xiaolin;WU Yuntian;MA Juxia 
..............page:53-55
Stability analysis of discrete Hopfield neural network
LIU Hong_kun
..............page:56-59
Generalized permutation matrices
YAN Lin 
..............page:60-62
Extension and extension decision
XU Yusheng;SUN Junping 
..............page:69-71
Computer safety
WANG Liguo 
..............page:72-73
Design and creation of the multimedia courseware for intersecting line
MA Yimin;LIUZhen;LI Pengjun
..............page:74-77
Based-COM design of CAI system
YIN Zhixi1;LIU Hongmin2
..............page:78-81
The test and self-test system realized with VB
ZHAO Guang_yuan
..............page:82-86
The technology of motion targets recognition based on images
ZHANG Genyao1;ZHAO Xiqing1;ZHU Jing2 
..............page:87-90
Study about the question of combination method in the software reuse based on component
CUI Baohui;YU Chengxiang;GAO Mingguo
..............page:91-95
On effective sloution of question variation
YANG Qian_li 
..............page:96-97
Mathematical reading and its educational function
GUO Yacai 
..............page:101-103
Introduction to Problem Solving & mathematics teaching in middle school
WANG Xudong 
..............page:104-105
The Errors of the symbols in operational calculus
WANG Xingguo;ZHANG Shiquan 
..............page:109-110
A classification method of DNA sequence
LIU Zhi
..............page:114-116
CAN Bus′s applying in data collecting system
LIN Jin_yuan 
..............page:117-119
A study on adsorptive wave of iron o-chlorophenyl fluorone complex
ZHOU Zhenzhong;ZHAO Yanwu;WANG Xianwei 
..............page:120-123
Advance of research of new antimalaria pharmimiceutial artemisinin
ZHANG Ya1;2 
..............page:128-130
Development in research and application of peptide medicine
YAO Huanying
..............page:131-134
Quantitative determination of potassium by on-line conductivity titration technique
KANG Xiao_yan1;LIU Hao2 
..............page:140-141
Study on the extraction and the stability of the red pigment from lelosia critata
DU Fangyan;DENG Baowei 
..............page:142-144
Reaction of N-(2-furylmethylene-1-propen-1-amines with hydrazines
CHEN Lin;DAI Jian_hui
..............page:145-146
New principle and phenomena of experiment on hydrofluoric acid′s corroding glass
WU Bowan;LIU Jianning 
..............page:147-148
Impact factors of acids basing activity of organic compounds
LI Qinling
..............page:149-151
The select of variety in rice genotypic of rich in selenium
JIANG Bin  
..............page:152-156
The ichthyofauna of Zhongdian area in northwest Yunnan
ZHANG Qing;ZHOU Wei;PAN Xiao_fu;ZHOU Yong_wu;WU Fei 
..............page:164-169
Study on tissue culture of stem apex in Azadirachta indica
CHEN Zi_niu1;Chen Fang2 
..............page:170-174
Study on the production of fermented grape beverage
YANG Xiao_hong
..............page:175-177
Recycle of the cultivation residue of pleurotus sajor-caju
YANG Xiaohong 
..............page:178-179
Several improved methods of producing sheet glass in botanical experiment
SU Yuemei 
..............page:180-182
The application of the VRML technology in the Tele-education
HE Rong1;WU Gang2 
..............page:185-188
Thermodynamics must been strengthened in the teaching of high grade "inorganic chemistry
ZHANG Wei_ping1;LI Shu_ni2;TANG Zong_xun1 
..............page:189-194
An analysis on the structure of biology teaching practice system for frontier teachers′ colleges
LI Jinming1;ZHU Huixian1;DONG Xiangxing2;XU Peizhi3 
..............page:198-203
Analysis of computer guidable virus
TIAN Xiaoxia;LIU Xiaoxia
..............page:209-210
The reason of "luck UP" in computer operations
ZHANG Rui_qun 
..............page:211-213
How to reuse school′s outdate computer
ZHANG Riu_qun 
..............page:214-217
Researches on mercury and its application
LIU Nasheng 
..............page:218-219
Study on relation between character psychology of poor constitution students and physical teaching method
WU BaoJun1;WU Qing2;SUN Changxing1 
..............page:220-222