常微分方程的初值问题的英文

• initial value problem of ordinary differential equation

• "常"英文翻译    ordinary; common; normal
• "的"英文翻译    4次方是 The fourth power of 2 i ...
• "问题"英文翻译    question; problem
• "常微分方程初值问题" 英文翻译 :    initial value problem of dinary differential equation; initial value problem of ordinary differential equation
• "偏微分方程式的初值问题" 英文翻译 :    initial value problem of partial differential equation
• "常微分方程边值问题" 英文翻译 :    boundary value problem of ordinary differential equation; boundary value problem ofdinary differential equation; bvp
• "偏微分方程初值问题差分方法" 英文翻译 :    finite difference method of initial value problem of partial differential equation; finite difference metial differential equation
• "常微分方程" 英文翻译 :    gewoehnliche differentialgleichungen ordinary differential equations; ordinary differentical equations
• "常微分方程式" 英文翻译 :    problem of ordinary differential equation
• "常微分方程组" 英文翻译 :    system of ordinary differential equations
• "常微分方程与泛函微分方程的稳定解与周期解" 英文翻译 :    stability and periodic solutions of ordinary
• "微分方程的阶" 英文翻译 :    order of a differential equation; order of differential equation
• "偏微分方程边值问题差分方法" 英文翻译 :    finite difference method for boundary value problem of partial differential equation
• "常微分方程补充" 英文翻译 :    often differential equation complementary
• "常微分方程次数" 英文翻译 :    degree of ode
• "常微分方程求解" 英文翻译 :    ode solver
• "初等常微分方程" 英文翻译 :    elementary ordinary differental equation; elementary ordinary differential equation
• "二阶常微分方程" 英文翻译 :    second order ordinary differential equation
• "级数与常微分方程" 英文翻译 :    series and ordinary differential equations
• "联立常微分方程" 英文翻译 :    simultaneous ordinary differential equation
• "线性常微分方程" 英文翻译 :    linear ordinary differential equation; ordinary linear differential equation
• "一类广义层流方程组的初值问题的局部适定性" 英文翻译 :    local well-posedness of initial value problem for generalized wave model
• "微分方程的伴随系" 英文翻译 :    adjoint system of differential equations
• "微分方程的次数" 英文翻译 :    degree of differential equation
• "微分方程的积分" 英文翻译 :    integral of a differential equation

• The fem is a method of which transform the partial differential - coefficient equation ' s initial and boundary value issue to ordinary differential - coefficient equation ' s initial and boundary value problem ( after space disperse ) or a set of regular algebra equation
  有限元法在数学上是将偏微分方程的初边值问题划归一组常微分方程的初值问题(在空间离散化之后)或一组规则代数方程。
• Abstract : in this paper , the authors study the initial value problems of a class of weakly nonlinear differential equation . the first and the second order approximate solutions are obtained . their accuracies are high and the more the approximate order is high , the more the accuracy is high . if the regular perturbation method is used to solve the same problems , then , when the independent variable is big , so is the error of the solution
  文摘:用插值摄动法1研究一类弱非线性常微分方程的初值问题，得到了一级及二级近似解.解的精度很高，并逐级提高.如果用正则摄动法求解此类问题，则当自变量较大时，误差很大
• Because the questions of partial differential equations make green function method studied difficultly for student , the variation of parameters formula and ordinary differential equation are put forward . initial value of ordinary differential equation and the boundary value of ordinary differential equation are discussed . green function with time and green function without time are introduced and theirs equations and conditions are calculated
  基于偏微分方程问题造成学生学习green函数方法的困难，我们以常微分方程为切入点，从学生熟悉的参数变动法解非齐次方程出发，讨论了非齐次常微分方程的初值问题和边值问题，引入含时green函数和与时间无关的green函数，得出它们应满足的方程与条件，分析这些green函数最一般的性质及物理含义，从而验证了通常green函数方法在数学上的合理性，在此基础上总结并规范了green函数方法解决问题的基本思想和步骤。