1.
Two first integrals for the Helmholtz oscillator
Helmholtz振荡系统的首次积分
2.
Nonexistence of Rational First Integrals for Polynomial Systems;
多项式系统有理首次积分的不存在性
3.
Polynomial First Integrals of Some Kind 2-Dimensional Triple Vector Fields
一类平面三次向量场的多项式首次积分
4.
Nonexistence of Polynomial First Integrals for Quadratic Planar Vector Systems
平面二次向量场多项式首次积分的不存在性
5.
The Application of Initial Integral Method to Proving Differential Mean-value Theorem;
首次积分法在微分中值定理证明中的应用
6.
The Method of Invariant Measure of the First Integral for Ordinary Differential Equations;
寻找常微分方程首次积分的不变测度法
7.
On Nonliner differeial Equations Solved with Initial Integrial Method TANG;
可利用首次积分法求解的几类非线性微分方程
8.
Solution of Two-order Nonlinear Ordinary Differential Equations by First Integral;
利用首次积分求解几类二阶非线性常微分方程
9.
On the Nonexistence of Polynomial First Integrals for Nonlinear Dynamical Systems;
非线性动力系统多项式首次积分的不存在性
10.
First Integral of a Class of Autonomous Systems in Polar Coordinates
一类极坐标形式的自治系统的首次积分(英文)
11.
Nonexistence of Laurent Polynomial First Integrals for Periodic Systems
周期系统Laurent多项式型首次积分的不存在性
12.
The first integral method used to exact solutions of nonlinear partial differential equation
应用首次积分法求解非线性偏微分方程的精确解
13.
Nonexistence of Formal First Integrals for Nonlinear Systems under Simple Resonances;
简单共振情形非线性系统形式首次积分的不存在性
14.
Searching for First Integrals of the n-th Order Autonomous System Based on n-1 Single-Parameter Lie Groups
用n-1个单参数李群求n阶自治系统的首次积分
15.
It is by virtue of this fact that potential energy plays an important part in the construction of integrals of equations of motion.
正是由于这个式子，势能在构造运动方程的首次积分时将起重要作用。
16.
Inspection of Salt Deposits in 600MW Steam Turbine in First Complete overhaul
600MW汽轮机在首次大修中的积盐检查
17.
The First Report of Kadipiro Virus Isolation in China
中国首次分离到Kadipiro病毒
18.
The Solution of n step even Linear Differential Equation that is a kind of can Change into Successive integral;
逐次积分法解一类齐次线性微分方程