timing interval

用法例句

Permanence and positive periodic solution of a periodic predator-prey model;

周期捕食-食饵模型的持续生存和正周期解

Existence of positive periodic solutions for Holling Ⅱ type functional response systems with impulse;

具有脉冲的Holling Ⅱ型功能反应系统的正周期解的存在性

A positive periodic solution to Rosenzweig-Macarthur model;

Rosenzweig──Macarthur模型的正周期解

Using a fixed point theorem of decreasing operator,we show the existence of unique ω-periodic positive solution x~ of Lasota-Wazewska model.

利用一个关于减算子的不动点定理,得到Lasota-Wazewska模型存在唯一周期正解的充分条件。

Existence of periodic positive solution in two-dimensional non-autonomous multi-delay competition system are obtained by means of topological degree and operator theory.

用度理论和算子理论方法讨论了一类非自治的二信多时滞竞争系统,获得了周期正解的存在性。

Existence and multiplicity of positive periodic solutions for a class of differential equation with distributed delay;

一类具分布时滞的微分方程正周期解的存在性与多解性

Existence of positive periodic solutions to a class of functional differential equations with Impulse Effects;

一类脉冲泛函微分方程正周期解的存在性

By the bootstrap,we study the upper and lower solutions mothed of the existence of positive periodic solutions and asymptotic behavior of general time-dependent solutions for Logistic equation with time delay with nonlocal boundary value conditions.

采用bootstrap技巧,研究了带非局部边值条件的时滞的Logistic方程的正周期解的存在性和一般时变解的渐近性态的上、下解方法。

Positive periodic solution of a time-delay predator-prey system with impulsive stocking;

具有脉冲放养的周期时滞捕食系统的正周期解

It is shown that model is uniform persistence under some appropriate conditions,sufficient conditions are established the existence of a positive periodic solution which is global asymptotic stability by differential inequality and lyapunov functional.

考虑具有离散时滞及周期系数的非自治的两种群竞争扩散摸型,利用微分不等式等获得了其一致持续生存的条件,通过构造李亚普诺夫泛函获得了其正周期解存在与全局渐近稳定的充分条件。

The existence of the strictly positive periodic solution of the system is proved by using coincidence degree.

利用重合度理论证明系统正周期解的存在性。

Existence of positive periodic solution of a class of nonlinear time delay systems with impulses;

一类脉冲非线性时滞系统的周期正解

Study on existence of multiple positive periodic solutions for a class of functional differential equations with impulses;

一类泛函脉冲微分方程周期正解的存在性

A positive periodic solution to a neutral delay logarithmic population model;

中立型对数种群模型的周期正解

The Positive Periodic Solutions of N-dimensional Periodic Population Dynamical Systems with Impulse

N维脉冲周期种群动力系统的正周期解

The Existence of Positive Periodic Solutions for a Kind of Periodic Reaction-diffusion Equations

一类周期反应扩散方程正周期解的存在性

Existence of Positive Periodic Solutions for Impulsive Delay Differential Equations;

脉冲时滞微分方程正周期解的存在性

Uniqueness of Positive Periodic Solution of an Epidemic SIS Model With Variable Coefficient;

非自治SIS传染病模型正周期解唯一性

Existence of Periodic Solutions for a Class of Mixed System with Impulses;

一类脉冲混合系统正周期解的存在性

Multiplicity of Positive Periodic Solution to Second Order Superliner Singular Equations;

二阶超线性奇异方程的正周期解问题

Existence of Positive Periodic Solutions of Logistic Difference Equation with Surreal Delays;

多时滞Logistic差分方程正周期解的存在性

Existence of Positive Periodic Solutions for Functional Differential Equations

几类泛函微分方程正周期解的存在性

A Note on Existence of the Positive Periodic Solution of a Predator-Prey System

捕食模型正周期解存在性的一个注记

Multiple Positive Periodic Solutions of a Class of First Order Delay Difference Equations

时滞差分方程多重正周期解的存在性

Existence of Positive Pe riodic Solutions of a Class of Delay Difference Equations

一类时滞差分方程正周期解的存在性

Existence of the Unique the Positive Periodic Solution for a Class of Hematopoiesis Models

一类Hematopoiesis模型的唯一正周期解的存在性

Existence of positive periodic solutions for a functional difference equation

一类泛函差分方程的正周期解存在性

Positive Periodic and Almost Periodic Solutions to Dimensional Predator-Prey Model with Prey Supplements;

食饵有补充具功能II类二维捕食-食饵模型的正周期解与概周期解

Existence and Multiplicity of Positive Solutions for Periodic Boundary Value Problems;

周期边值问题正解的存在性与多解性

Positive Periodic Solutions for a Class of Nonlinear Functional Differential Equations;

一类非线性泛函微分方程的周期正解

Correct Comprehension and Use of the Period Formula on Harmonic Vibration Particle;

谈谐振子周期公式的正确理解和使用

Existence of the Positive Solution for Nicholson s Blowflies Model;

关于Nicholson’s Blowflies模型周期正解的存在性