2) zero-separation method
零点分离法
1.
This paper presents a zero-separation method using the separated action of zero of steady state aerodynamic coefficient to orthogonal turbulence components to identify six aerodynamic admittances of the Scanlan\'s modified buffeting force expression group by group.
利用静力三分力系数零值点,分离顺风向脉动风作用和横风向脉动风作用,分批识别6个气动导纳,即零点分离法。
3) distance of zeros
零点距离
1.
Three results related with the distance of zeros in oscillatory solutions for the two equations were received.
讨论两个带连续变量的一阶时滞差分方程Δτx(t)+pf(x(t-σ))=0和Δτx(t)+p(t)f(x(t-σ))=0振动解的零点距离,得到这两个方程振动解零点距离的3个结果。
4) zero point analysis
零点分解
5) distribution of zeros
零点分布
1.
The distribution of zeros for nonlinear difference equations with continuous argument and positive and negative coeffici- ents is studied and sufficient conditions for oscillation of the equations are obtained.
研究具有正负系数的连续变量的非线性差分方程解的零点分布,并得到了方程所有解振动的充分条件,所得结论改进和推广了已知的一些结果。
2.
In this paper,we investigate the distribution of zeros of the solutions of second order linear differential equations ″+A(z)=0 with transcendental coefficients.
本文研究具有超越整函数系数的二阶线性微分方程f″+A(z)f=0的解的零点分布。
3.
The distribution of zeros for nonlinear differential equations with positive arguments by method of polynomial series,and some more explicit conditions to oscillate are given.
通过构造多项式序列的方法,建立了非线性时滞方程的解的零点分布,给出了较为广泛的振动条件。
6) the distribution of zeros
零点分布
1.
Thesis is mainly concerned with the oscillatory and asymptotic behavior for second-order nonlinear ordinary differential equations,higher order nonlinear functional differential equations and dynamic equations on time scales,and the distribution of zeros of solutions of first-order functional differential equation and the neutral functional differential equation.
本篇博士论文讨论了二阶非线性常微分方程、高阶非线性泛函微分方程以及时标(Time Scales)上的动态方程等的振动性态和渐近性态,并进一步研究了一阶泛函微分方程和中立型微分方程解的零点分布。
补充资料：零点
1.深夜十二点。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条