Journal of Natural Science of Heilongjiang University 2008 Issue 4 A mathematical model about enquiry system of public transport system

A mathematical model about enquiry system of public transport system
Li Xiang;Zhang Ruizhi

..............page:554-557

The existence of an elementary Eichler transformation under A-stable range condition
Wu Xiaoliang

..............page:558-560

hei long jiang da xue zi ran ke xue xue bao zheng gao jian ze

..............page:561

The properties of solution to a reaction diffusion system
Zhang Jing;Gao Wenjie

..............page:551-553,557

The semiprime qualities of uniform rings
Zhu Yongsheng;Pan Haijing

..............page:548-550

Passivity analysis for linear singular systems
Jiang Yuan;Zhang Xian;Song Guodong

..............page:544-547

Linear maps preserving idempotence between matrix modules over commutative integral domains and its applications
Xu Jinli;Wang Jinliang;Cao Chongguang

..............page:539-543

Studies on PCR-denaturing gradient gel electrophoresis conditions of arbuscular mycorrhizal fungi of Phellodendren amurense Rupr.
Jie Weiguang;Cai Baiyan;Ge Jingping;Yan Xiufeng

..............page:534-538

A study on performance evaluation of trade association based on the DEA
Li Ke

..............page:530-533

The convergence of Ishikawa iterates to a common fixed point for 2N-mappings on convex metric spaces
Piao Yongjie;Xu Hui

..............page:446-448

Analyses on the essence of problems about superposition principle of quantum states
Chen Niangai;Yang Lei

..............page:442-445

H∞ control for magnetic bearing system: an LMI approach
Liu Yu;Duan Guangren

..............page:437-441

Effect of post treatment temperature on electrocatalytic performance of Pt-TiO2/C catalyst
Wu Bing;Gao Ying;Jiang Zhaohua

..............page:421-424

Screening of high- effective strains for degrading organic pollutants in drinking water treatment
Liu Guifang;Ma Jun;Qin Qingdong;Li Xuchun

..............page:425-430,436

Wavelet transform and its application in sEMG analysis
Wang Dongyan;Li Qingling;Du Zhijiang;Sun Lining;Ye Tengmao

..............page:431-436

Theoretical studies of electronic structures and spectroscopic properties of [Ru(N)X2 ]-( X = S2C6H4, mnt)
Xia Xiquan;Li Mingxia;Zhang Hongxing;Fu Honggang

..............page:526-529,533

Linear operates preserving M-P inverses of matrices on symmetric matrix over field of characteristic 2
Hu Jing;Cao Chongguang;Sheng Chunhong

..............page:523-525

A problem of scaling functions and the characteristic value of integral equations
Li Yunhui;Cui Minggen;Jiang Xiuying

..............page:519-522

The technology of pH controlled homogenate extraction of carnosic acid in Rosmarinus officinalis
Yang Lei;Xiao Changwen;Zhao Chunjian;ZU Yuangang;Zhang Lin;Zhang Ying;Ma Chunhui

..............page:514-518

IR study of Nafion(R) -TiO2 composite membranes
Zhao Hong;Zhao Hui;Huo Lihua;Gao Shan

..............page:510-513,518

Growth and holographic storage properties of In, Mn, Fe doped lithium Niobate crystals
Sun Fei;Li Qinghua;Zhang Shoujuan

..............page:506-509

Vector-valued multiplier convergence of operator series
Tao Yuanhong;Ge Qi

..............page:502-505

Using canonical form of matrices over ring Z/pkZ to construct Cartesian authentication codes
Qiu Haiyan;Chen Sheng

..............page:498-501

Development and application of expert system platform based on Bayesian network
Yu Helong;Chen Guifen;Dong Xuchu

..............page:492-497

Structure and dynamics of forest plant diversity in Eastern mountain area of Heilongjiang province
Wang Qinggui;Xing Yajuan

..............page:485-491

Study on animal feed production from Lactic acid fermentation residue of corn-straw
Yin Wei;Wen Haiqin;Wang Qunhui;Ma Hongzhi

..............page:480-484

One hybrid mean value formula involving two Smarandache functions
He Yanfeng

..............page:477-479

Initial boundary value problem of semilinear parabolic equation with critical initial data
Zhang Wenying

..............page:473-476,479

Stability of Runge-Kutta methods in the numerical solution of nonlinear impulsive differential equations
Liang Hui;Liu Mingzhu

..............page:469-472

Local perturbation analysis for generalized Sylvester matrix equation
Zhong Zhen;Duan Guangren

..............page:463-468

Decision model of commercial bank credit based on principal component analysis
Liu Hanbin

..............page:459-462,468

Numerical oscillations of the Euler method for neutral delay differential equations
Gao Jianfang;Liu Mingzhu

..............page:455-458

The stress solutions for the half-infinite plane problems in elastic theory
Bu Wankui;Dong Zhengzhu;Lu Aihong;Li Qiang

..............page:452-454,458

Some commutativity conditions for semi-prime rings
Zhu Jie;Yu Xianjun

..............page:449-451