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A POLYNOMIAL DIFFERENTIAL SYSTEM WITH EIGHT LIMIT CYCLES AT INFINITY 一个在无穷远点分支出八个极限环的多项式微分系统
planar cubic polynomial differential systems 平面三次多项式微分系统
planar quadratic polynomial differential systems 平面二次多项式微分系统
seven-degree polynomial differential system 七次多项式微分系统
The Critical Point Values for a Class of Cubic Polynomial Differential System with Zero Eigenvalues 一类特征根为零的三次系统的奇点判定量
Algebraic Recursion Formulas for Quantities of Equator in a Planar Polynomial Differential System 一类平面多项式微分系统赤道环量的代数递推公式
Polynomial Differential System with Ten Limit Cycles at Infinity 一类在无穷远点分支出十个极限环的多项式微分系统
Limit Cycles in a Class of Planner Polynomial Differential System 一类平面多项式微分系统的极限环
polynomial differential system 多项式微分系统
Center Conditions and Bifurcation of Limit Cycles from the Equator for a Class of Cubic Polynomial Differential System 一类三次系统无穷远点的中心条件与赤道极限环分支
Second Averaging Analysis on a Class of Quadratic Polynomial Differential Systems 一类二次多项式系统的二阶平均分析
On the Distribution of Limit Cycles of the Quadratic Polynomial Differential Systems 一类二次多项式微分系统极限环的分布
The Structure of a Class of Polynomial Differential Systems of Degree 5 with a 25th order Singularity 具有25阶奇点的一类5次多项式微分系统的结构
polynomial differential systems 多项式微分系统
The invariant set and attractor for a class of non-autonomous delay differential system are investigated in this paper. 摘要研究了一类非自治时滞微分系统的解的不变集与吸引集。
Abstract: The sufficient conditions of the weak exponential asymptotic stability of impulsive differential system are obtained. 得到一个关于脉冲微分方程弱指数渐近稳定的判定定理.
In a balanced differential system the voltage produced by the driver appears across a pair of signal lines that transmit only one signal. 在平衡差分系统中,驱动器通过只传送一个信号的一对信号线来传送电压。
Dubois and H.Prade studied the properties of the system of fuzzy number, specially considered to establish the differential system of fuzzy number. Dubois和H.;Prade等人先后对模糊数系的各种性质进行了深入分析;特别是考虑到建立模糊数系的的微分等。
In the second part, we discuss the time-optimal control problem for an ordinary differential system with a pointwise state-constraint. 第二部分讨论一个带有逐点状态约束的四阶常微分系统的时间最优控制问题,给出了显式解。
A set of sufficient conditions for the solvability of two point boundary value problems at resonance of a class of nonlinear second order differential system are given. 给出了一类非线性二阶微分系统两点边值共振问题可解的一组充分条件。