A method of calculating symmetric plane static electric field with elementary interal and simple plural function was given in this paper.
提出了一种仅利用初等积分和简单复变函数运算，求解具有一定对称性的平面静电场的方法。
On the basis of theorem that the two Abel p-groups are isomorphic only when if their elementary decomposed columns are identical,the full prerequisite for isomorphism of the two pm-order Abel p-groups is that the numbers of pn(0 n < m-)order elements are equal.
在定理—两阿贝尔p-群同构当且仅当其初等分解列相同的基础上,建立了两pm阶阿贝尔p-群同构的充要条件是其pn(0nm)阶元素的个数相等。
Its general solution can be found through the elementary integral method,from which the general solution formulas are derived.
论述了一类三阶变系数线性常微分方程y+A(x)y″+B(x)y′+D(x)y=E(x)当满足条件D2+DB′-BD′=0和BD+DA′-AD′=0时,可用初等积分法求其通解,并推出了求解公式。
This paper uses the elementary integral method,obtained a special Riccati Equation y′=f(x)y2+g(x)y+h(x) solution,to be the f(x)=Aexp[-∫g(x)dx],h(x)=Bexp[∫g(x)dx],(1)When AB=m2,y=mAtan(mx+C)e∫g(x)dx(2)When AB=-m2,y=m1+Ce2mxA1-Ce2mxe∫g(x)dx
本文用初等积分法,求出了一类特殊的Riccati方程y′=f(x)y2+g(x)y+h(x),若f(x)=Aexp[-∫g(x)dx],h(x)=Bexp[∫g(x)dx]通解的解析表达式。
This paper presents the elementary calculus treatment features in Taiwan senior high school mathematics textbooks and comes up with some concrete suggestions when we add or delete the content in high school mathematics teaching.
本文介绍了台湾高中数学教材中对初等微积分内容的处理特点 ,提出了在增删中学数学教学内容时具体处理的几点建
The Existence and Mechanical Algorithm for Elementary Integration of Transcendental Functions
超越函数初等积分存在性和机械化算法
The General Integral of the Original Differential Equation and Making the Formule for Elementary Transcendental Function;
微分方程的通积分与初等超越函数公式的推导
8.224 Exploring Black Holes investigates these and many other questions using elementary calculus.
224探索黑洞会利用初等微积分研究这类问题。
A Brief Exploration on Higher Function Structure and its Application in Calculous;
例谈“初等函数结构”及其在微积分中的应用
He was studying calculus when all his friends were still studying simple mathematics.
当他所有的同学还在学习初等数学时，他已经学习微积分了。
Applications of the Proof on the Integral Inequality by Double Integral;
二重积分证明积分不等式的若干应用
On Generalization of Buniakowski s Integral Inequality;
Buniakowski积分不等式的推广
A New Hilbert-type Integral Inequality
一个新Hilbert型积分不等式
On the Hardy-Hilbert type integral inequality
关于Hardy-Hilbert型积分不等式
A simple method is used to calculate the phase volumes enclosed by energy surfaces of2- dimensional harmonic oscillator and rigid diatomic molecule.
用初等方法计算了二维线性谐振子和刚性双原子分子两种情况的能量曲面所包围的相体积。
Initial Boundary Value Problems for Convolution Integral-Differential Equations
一类卷积型积分微分方程组的初边值问题
A New Hilbert-type Integral Inequality and the Equivalent Form;
一个新的Hilbert型积分不等式及其等价式
The Integral Form of Greub-Rheinboldt Inequality and Polya-Szego Inequality;
Greub-Rheinboldt不等式和Polya-Szego不等式的积分形式
The Improved Proving of Polya-Szego Inequality and Integral Inequality;
Pólya-Szeg不等式及积分不等式的证法改进
Solutions of Initial Value and Boundary Value Problems for Impulsive Integro-Differential Equations;
脉冲积分—微分方程初边值问题的解
On the Examples of Applying Calculus to Circuit Analysis;
微积分应用中渗透电路分析实例初探
Solving a Kind of Multiplication of Matrix by Elementary Operation;
利用矩阵的初等变换求一类矩阵的乘积
The Comparison of Reading Comprehension between HSK (Elementary-intermediate) and TOP (Basic and Intermediate);
HSK（初中等）与TOP（初、中等）阅读测试部分的比较研究
