例句與造句

1. global solutions for initial value problems of ordinary differential equation in banach spaces
   空間常微分方程初值問題整體解的存在性
2. superconvergence in continuous finite elements for initial value problem of ordinary differential equation
   常微分方程初值問題連續(xù)有限元的超收斂性
3. on the existence and solvability of initial value problem of ordinary differential equations in banach spaces
   空間中常微分方程初值問題解的存在性與可解性
4. the aim of this thesis is to analyze the super-convergence and stability of continuous finite element methods which is a type of numerical me-thods solving the 1-degree lineal initial value problem of ordinary differential equation, and compare the stability of the three 4-order pre-cision numerical methods of the 1-degree initial value problem of ordinary differential equation-classical runge-kutta method ( single step method ), adams hidden method ( multiple step method ), and continuous finite element method
   本文針對一階線性常微分方程初值問題的連續(xù)有限元法的超收斂性和穩(wěn)定性作了分析，并對一階線性常微分方程初值問題的具有4階精度的三類數(shù)值方法??經(jīng)典runge-kutta法(單步法)，adams隱式格式(多步法)，連續(xù)有限元法的穩(wěn)定性作了比較。
5. the aim of this thesis is to analyze the super-convergence and stability of continuous finite element methods which is a type of numerical me-thods solving the 1-degree lineal initial value problem of ordinary differential equation, and compare the stability of the three 4-order pre-cision numerical methods of the 1-degree initial value problem of ordinary differential equation-classical runge-kutta method ( single step method ), adams hidden method ( multiple step method ), and continuous finite element method
   本文針對一階線性常微分方程初值問題的連續(xù)有限元法的超收斂性和穩(wěn)定性作了分析，并對一階線性常微分方程初值問題的具有4階精度的三類數(shù)值方法??經(jīng)典runge-kutta法(單步法)，adams隱式格式(多步法)，連續(xù)有限元法的穩(wěn)定性作了比較。
6. It's difficult to find initial value problem of ordinary differential equation in a sentence. 用initial value problem of ordinary differential equation造句挺難的
7. at the beginning of fourth chapter, the article transforms the solving problem of partial differential equation for the american put price into a standard initial and boundary value problem of parabolic type by making some transformations . afterwards, the solving problem of parabolic type is transformed into a initial value problem of ordinary differential equation with respect to through fourier transform again . at the last section of the fourth chapter, the article solves the initial value problem with the progressive euler method and the finite element method
   在第四章，對美式看跌期權(quán)價格所滿足的偏微分方程定解問題通過作一系列變換，使之轉(zhuǎn)化為一個標(biāo)準的拋物型初、邊值問題，接著又通過傅里葉變換，把拋物型初、邊值問題轉(zhuǎn)換為一個關(guān)于時間變量的常微分方程初值問題，然后再分別利用改進的歐拉法和有限元法對其進行了求解。
8. first we discuss the equation lu + n [ u ] = f . we transfer the problem whether the equation has solution to initial value problem of ordinary differential equation by homotopy deformation, and then we obtain a necessary and sufficient condition for the existence of the solution of the original equation, a necessary condition for the uniqueness of the solution, and an estimation of the solution
   首先針對lu+n[u]=f這一方程，通過同倫變換將該方程是否有解的問題轉(zhuǎn)換成常微分方程初值問題，得到了原方程有解的一個充分必要條件、解唯一的一個必要條件和解的一個估計。