Journal of Sichuan Normal University(Natural Science) 2001 Issue 4 Oscillation Criteria of Solutions of High Order Nonlinear Differential Equations

Oscillation Criteria of Solutions of High Order Nonlinear Differential Equations
li jie kun

..............page:353-356

Some Generalizations of Frattini Subgroup Ⅱ
li xiao hua

..............page:349-352

Approximate Formula Method for Calculation of Real Roots High Order Real Algebraic Equations
zeng chang lu

..............page:345-348

Persistence for Ratio-Dependent Predator-Prey Delayed Systems
du bai yang

..............page:342-344

A Note on Semigroups Whose Ideals Are Inheritable
liao qun ying ; yu bing jun

..............page:329-331

The Asymptotic Behavior of Solution for a Class of Wave Equations
tan liang ; gan zai hui

..............page:332-335

On the Number of Solutions of a Class of Differential Equations
gan zai hui ; jiang tao

..............page:336-338

The Exact Traveling Wave Solutions for Generalized KDV Equations
sun yu huai

..............page:339-341

Countermeasures of LAN Workstation Data Safety
li zhi xue

..............page:429-431

Network Security and Intrusion Detection Technique
li huan zhou

..............page:426-428

An Analysis on Location of Chongqing City
cai shu liang ; li shu chun

..............page:423-425

Study of Land Use Control in Chongqing City
zhang ren jun

..............page:420-422

Current Situation and Countermeasures on Exploitation and Utilization of Regional Water Resources in China
ran mao yu

..............page:416-419

On Exploitation of Manpower Resources and Employment of Labour in Sichuan Province
zhang guo ; yang mei

..............page:413-415

The Prerequisites for Choosing the Zero of Electric Potential
yang zu nian

..............page:410-412

Errors from Magnifying Circuit in Adding Calculation
jiang hong bin

..............page:408-409

The Discussion of Electromagnetic Compatibility in the Electronic Technology Experiment
liao lin

..............page:405-407

The Propagation of the Plane Electromagnetic Waves in the High-altitude Ionosphere
guo fang jun

..............page:402-404

Harmonic Interference on Power Network Caused by Switch Power and Suppression
ren hui

..............page:399-401

Synthesis and Crystal Structure of Levohydroxypropiperazine
xiong jun ru ; zhao ke qing ; hu ping

..............page:378-380

Quantum Chemistry Study on Rearrangement Mechanism for 4-chloro-benzoyl Sulfoxylate
lv shen zhuang ; li lai cai

..............page:375-377

The Study of Environmental Hydro-mechanics for Juexi Section in Min River—Cross Diffusion
long bing qing ; zhao shi lin ; zhou hou zhen ; yu jiang

..............page:372-374

Quantum Chemistry Study of Structure-activity Relationship in Monocycle-β-lactam Antibiotics
li lai cai ; mao shuang ; lv shen zhuang

..............page:367-371

Study on Frequency-temperature Sensitivity of SAW Devices
hu lan fang

..............page:363-366

Computation of Higher-order Mode Cut-off Frequencies in TEM Cells Using B-spline Finite-Element Method
zhou ping

..............page:359-362

Rough Properties in Rees Equivalence

..............page:357-361

Realization of Object Oriented Technology and Communication Protocol
jiang tao

..............page:432-434

System Configuration in Computer Lab
zuo qian yan

..............page:435-438

Note on a Paper of Ricci Curvature for Odd-dimensionl Minimal Integral Submanifolds in a Sasakian Space from 2n+1(c)
liu xiang gao

..............page:399-401

A Study on an Inequality
liu bin ; liang zhong ying

..............page:397-398

The Isolation and Characterization of a Strain of Omethoate-degrading Efficient Bacteria
yang xiao rong ; zong hao ; zheng ge ; sun sheng

..............page:392-396

The Primary Study on the Areal-types of the Seed-plants-genera of Forest Communities in Qingcheng Mountains
ma dan zuo ; wang yue hua ; yu shu hua

..............page:388-391

Studies on the Synthesis and Single Crystal Structure of 3-methyl-6-(p-methylphenyl) Pyridazine
zhang shu qiong

..............page:384-387

The Synthesis of a DNA-labeling Ligand:S-Acetyl-NHS-MAG3
cao you ming ; zhao ke qing ; hu ping

..............page:381-383