Journal of Lanzhou University（Natural Sciences） 2003 Issue 2 On the existence of global attractor for a class of infinite dimensional dissipative nonlinear dynamic systems

On the existence of global attractor for a class of infinite dimensional dissipative nonlinear dynamic systems
zhong cheng kui ; niu ming fei

..............page:1-5

Existence of periodic solutions for nonautonomous second order system
zhang yan hong ; wang su yun

..............page:6-8

Application of Banach's fixed point theorem in the discussion of non-linear evolutionary variational inequality solution
gao zuo ; wang xi ying ; ding fang yun

..............page:9-11

Persistence of a periodic Lotka-Voiterra competition model
fu sheng mao ; zhao hui qin

..............page:12-15

An order on the set of fuzzy subsets in a ring
yang yong ; wang jian zhou

..............page:16-17

The reliability analysis of cold standby repairable system of two components with continuous lifetime switch and priority
li yan ; ye er zuo ; wu qing tai

..............page:18-22

Application of inverse Gaussion distribution in mathematical theory of reliability
zhang min yue ; zhang li yuan

..............page:23-25

A class of G-orthogonality and exponentially fitted Runge-Kutta method with two-stage and three-stage
zhang guo feng ; yu lu yuan

..............page:26-28

A simple stochastic model of AIDS epidemic
wang wan xiong ; li zi zhen

..............page:29-30

Research on the numerical method of charge distribution on conductor surface
guo xiang ; zheng xiao jing ; zhou you he

..............page:31-34

Optical properties of HF-CVD diamond films
zhang ji hua ; li jing qi ; sun yi ning ; guo wan tu ; gao xin ; lei qing song ; wang zuo ; liu xiang huai

..............page:35-38

Robust analysis of DMC for modelling error
luo zhong liang ; zuo xiao lei

..............page:39-41

Topological optimization of the virtual path in ATM computer communication networks based on the Hopfield neural network method
xu fu yong ; jin chuan yu

..............page:42-48

Synthesis and characteristics of complexes of lanthanide( Ⅲ ) nitrates with a new diaza-crown ether
huang yong ; yang ru dong ; yan lan

..............page:49-52

Using BP neutral network to predict the water quality of the Yellow River
chen li hua ; chang qin chun ; chen xing guo ; hu zhi de

..............page:53-56

Studies on the molecular recognition and binding characteristics in rhodamine B molecularly imprinted polymer
wang zuo ; wang yong zhen ; gong guo quan ; chang xi jun

..............page:57-60

Studies on the chemical constituents of Cacalia pilgeriana
wang peng fei ; yang chao ; jia zhong jian

..............page:61-63

Syntheses, anti-inflammatory action and XPS of Ln ( Ⅲ )-1, 1O-phenanthroline-cinnamic acid complexes
xie xiao mei ; zeng zheng zhi

..............page:64-67

A study on the submicroscopic structure of testa of the Juncaceae from Gansu and its significance for taxonomy
sun ji zhou ; wang zhong hua

..............page:68-74

Periodically restricted predator-prey model with investing for prey group and its numerical simulations
xu cai lin ; li zi zhen

..............page:75-80

The fuzzy programming of agricultural water resources in oasis and its method of simulated solution
zhang hai tao ; kou jun qing ; li zi zhen

..............page:81-84

Biodiversity and the functions of ecosystem: connotations and denotations
yuan jian li ; wang gang

..............page:85-89

Monitoring of changes in land vegetation covers using NOAA /AVHRR NDVI datasets
yan fu li ; li zhen ; shao zuo ; lu hua fu ; fan xiang tao ; ren zuo

..............page:90-94

Research of the effect of air velocity on thermal comfort
zuo zuo ; gao yi ; wang xiao jie ; tu guang bei

..............page:95-99

Preliminary studies on the air-borne pollen in the Shiyang river drainage, arid China
zhu yan ; chen fa hu ; liu hu jun ; cheng bo ; huang xiao zhong

..............page:100-105

shou xing 3,4,5- san jia yang ben bing zuo an de he cheng
yang yi ; xie xin gang ; zhang cheng lu ; bie ping yan ; wu tong xing ; pan zuo fu

..............page:105-106

96zr(n,2n)95zr fan ying jie mian ce liang
pu zhong sheng ; zhu xue bin ; kong xiang zhong

..............page:107-108