quasi harmonic differential equation是什么意思

用法例句

This paper is concerned with the L~p-L~q estimates of the solutions for a class of pseudo-differential equations under some degenerate assumptions.

本文主要考虑了在某种退化条件下的一类拟微分方程的解的L~p—L~q估计,文章给出了其基本解的逐点时空估计。

With the help of Young inequality and Hld inequality, the oscillatory property of a class of quasi-linear differential equations is investigated by using the Riccati-type transformation and the method of H function.

籍助于Young不等式和Hld不等式,利用Ricatti变换和H函数的方法,研究了一类拟线性微分方程的振动性,获得了方程的所有解振动的积分条件,推广并改进了最近文献的相关结果。

In this paper,by solving the uncertainty of the sign of p-Laplace and discussing classified,some sufficient conditions for a class of quasi-linear differential equations are obtained using the method of inequality.

利用不等式技巧和分类讨论的方法,解决p-laplace符号的不确定性问题,给出一类拟线性微分方程解的渐近性的一个充分条件。

Further study on a class of jump layers of boundary value problems in quasilinear differential equations;

再论一类二阶拟线性微分方程边值问题的跳跃层

By using integral averaging techniques and generalized Riccati transformation,we obtain some new oscillation criteria for the second-order quasilinear differential equations [r(t)|x′(t)| α-1x′(t)]′+p(t)|x′(t)| α-1x′(t)+q(t)|x(t)|β-1x(t)=0.

对二阶拟线性微分方程[r(t)|x′(t)|α-1x′(t)]′+p(t)|x′(t)|α-1x′(t)+q(t)|x(t)|β-1x(t)=0,利用积分平均法和黎卡提变换技巧,得到了一些新的振动准则,改进和推广了Kamenev[1]、Phi-los[2]、Wang[3]、Xu[4]的结果。

The Existence of Eventually Positive Solutions of Fourth Order Quasilinear Differential Equations;

一类四阶拟线性微分方程最终正值解的存在性

The Asymptotic Behavior of Nonoscillatory Solutions of a Class of Third Order Quasilinear Differential Equations;

一类三阶拟线性微分方程正值解的渐近性

On the Existence of Eventually Positive Solutions of Third-order Quasilinear Differential Equations;

一类三阶拟线性微分方程最终正值解的存在性

Nonoscillation Theorems for a Class of Quasilinear Differential Equtions of Second Order;

一类二阶拟线性微分方程的非振动定理

Existence Of Solutions for Nonlinear Boundary Value Problems of the Fourth Order Quasilinear Differential Equations;

四阶拟线性微分方程非线性边值问题解的存在性

Simulation of Lattice BGK Models for Some Nonlinear Partial Differential Equations

若干非线性偏微分方程的格子BGK模拟

Hp-Discontinuous Galerkin Time-Stepping Method for Integro-Differential Equations;

拟线性积分微分方程的hp-时间间断Galerkin方法

The Existence of Positive Solutions for a Class of Fourth Order Quasilinear Differential Equations;

一类四阶拟线性常微分方程正值解的存在性

The Existence of Positive Solutions of a Third Order Quasilinear Differential Equations

一类三阶拟线性常微分方程正值解的存在性

Oscillation for Systems of Even Order Quasilinear Partial Functional Differential Equations

偶数阶拟线性偏泛函微分方程系统的振动性

The Solvability of Singular Boundary Value Problems for a Class of Quasilinear Ordinary Differential Equations

一类拟线性常微分方程奇异边值问题的可解性

Full-discrete Finite Element Methods for Semi-Nonlinear Parabolic Integro-differential Equation with Moving Boundary in Two dimension

拟线性抛物型积分微分方程动边界的有限元法

nonlinear integro-differential equation

非线性积分微分方程

nonlinear differential-difference equatio

非线性微分差分方程

linear differential equation with constant coefficients

常系数线性微分方程

nonhomogeneous linear differential equation

非齐次线性微分方程

linear ordinary differential equation of first order

一阶线性常微分方程

inhomogeneous linear ordinary differential equation

非齐次线性常微分方程