研究一类非线性积分微分方程组边值问题。
Studies the boundary value problem for a class of nonlinear system of the integro differential equations.
研究一类拟线性拟抛物型积分微分方程的初边值问题。
This paper studies the initial boundary value problem for a class of quasilinear pesudoparabolic integrodifferential equations.
本文讨论半线性拟双曲型积分微分方程的初边值和初值问题。
The initial boundary value problem and initial value problem for the semilinear pseudo-hyperbolic integrodifferential equation are considered.
本文给出了数值求解一类偏积分微分方程的二阶全离散差分格式。
In this paper, the second order fully discrete difference method for a partial integro-differential equation is considered.
研究了一类具有混合边界条件的奇摄动二阶积分微分方程边值问题。
This paper studies a class of singularly perturbed two order integral differential equation boundary value problem with mixed boundary conditions.
所得的结果适用于微分差分方程和具连续分布滞量的积分微分方程。
Results are useful for differential difference equations and differential integral equations with continuous distributed retards.
该文利用分析技巧,讨论了一类Volterra积分微分方程的稳定性。
In this paper, we study stability for a class of Volterra integrodifferential equation by using analytic technique.
利用泛函分析的技巧讨论了一类对具有连续时滞非线性积分微分方程周期解的稳定性。
The stability of periodic solutions of a kind of nonlinear integral-differential equations with continuous delay is discussed in this paper mainly by the method of functional analysis.
第二章详细论证了一类具有无穷时滞中立型积分微分方程周期解的存在唯一性和稳定性。
The second chapter discusses and proves the existence and uniqueness of periodic solutions and stability of a neutral integral and differential equation with infinite delay in detail.
研究了一类纯量形式非线性积分微分方程周期边值问题,利用上下解法证明了解的存在性。
The existence theorem of a class of periodic boundary value problems for first order nonlinear integrodifferential equations is obtained through the method of lower and upper solutions.
抛物型积分微分方程多出现在记忆材料的热传导、多孔粘弹性介质的压缩、原子反应、动力学等问题中。
The integro-differential equation of parabolic type often occurs in applications such as heat conduction in materials with memory, compression of viscoelastic media, nuclear reactor, dynamics, etc.
本文中我们采用扩展混合有限元方法和混合体积元方法数值模拟了二阶拟线性抛物型积分微分方程和二阶拟线性抛物问题。
In this paper , we consider the Expanded Mixed Finite Element Method and mixed covolume method for the quasilinear parabolic integro-differential equation and quasilinear parabolic problem.
在转换文档时,XSLT是一种极其高效的语言,但对于更为传统的任务,比如说在求微分方程的积分或与数据库通信时。
XSLT is a wonderfully efficient language for transforming documents, but it's not always the best language for more traditional tasks like integrating differential equations or talking to databases.
要完全了解本课程,应必备微积分和微分方程的知识。
Calculus and Differential Equations are highly recommended for full understanding of the course.
这是一个非常,简单的微分方程,两边积分。
Namely, this is still a pretty straightforward differential equation. So let's just integrate both sides.
但这一偏微分方程不能直接积分,所以通常用纳维法、瑞利-里兹法、有限差分方法等方法求解。
But this partial differential equation can not be directly integral, so usually use Navier method, Rayleigh Ritz method and finite difference method and other methods.
在这种方法中,我们可以在对常微分方程进行积分的过程中自由选择步长。
In this approach we have the freedom in the choice of step size during the integration of the ordinary differential equation.
导出的非线性微分方程存在解析积分,从而得出转体运动的一般规律,计算结果与数值积分结果相一致。
The general characteristics of the turning motion are obtained, and the results of the analytic calculation agree with those of numerical integration.
用线性最小二乘法、迭代法以及二分法与最小二乘法相结合的方法,以积分方程、微分方程和放热速率方程拟合dsc数据。
The DSC data obtained are fitted to the integral, differential and exothermic rate equations by linear least-squares, iterative, combined dichotomous and least-squares methods, respectively.
几何,三角,微分,积分,圆锥曲线,微分方程,和他们的多维和多元——这些都有重要的应用。
Geometry, trigonometry, differentiation, integration, conic sections, differential equations, and their multidimensional and multivariate versions - these all have important applications.
其次,给出了我们的结果对非线性随机积分和微分方程的某些应用。
Next, some applications of our results to nonlinear random integral and differential equations are given.
我很骄傲我门门功课都是A,包括多元微积分和微分方程。
I'm proud to say that I got a's in all my classes, including multivariable calculus and differential equations.
在第二部分中,同样的方法,我们讨论了一阶脉冲微分方程积分边值问题。
In part II, by the same way, we consider first-order impulsive differential equations with integral boundary value problems.
精细积分法是求解常微分方程的一种成熟的数值算法。
Time precision integration method is a mature numerical algorithm to solve the ordinary differential equation.
最后,详细论述了人体非完整系统运动微分方程的积分。
Finally, the integral of motion differential equation of human body non-integrity system was discussed in detail.
电磁散射数值分析方法根据方程形式可分为两种:一种是积分方程法,另一种是微分方程法。
There are two methods according to equation form in electromagnetic scattering numerical analysis: one is integral equation method, the other is differential equation method.
本文对用分组法求积分因子做了一些改进;从而使一类微分方程的积分因子,主要通过积分的运算就可以得到。
An improvement was made in grouping to find the integrating factors, so that those for some differential equations will be worked out mainly by integration.
讨论了解常微分方程的积分因子法在极限理论、微分学、积分学中的一些应用。
Some simple application of method of integrating factor that solve ordinary differential equation is discussed on the limit theory, differential and integral.
本文就恰当微分方程的积分因子问题进行推广,得出两个定理。
This article makes an extension on the problem of integral factor in the total differential equation and has drawn two theorems.
本文就恰当微分方程的积分因子问题进行推广,得出两个定理。
This article makes an extension on the problem of integral factor in the total differential equation and has drawn two theorems.
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