1) Williams equations
Williams特征方程
1.
Following the analysis to the existence intervals of the Williams equations, the subregion accelerated lleruM& method is used to calculate the eigenvalues of plane notch problems.
通过分析平面切口问题的Williams特征方程的有解区间,使用分区加速lleruM&&法依序无漏地计算了平面V型切口特征值。
2) the tendency angle of crack expand
Williams特征展开
3) Williams-Lander-Ferry equation
Williams-Lander-Ferry方程
4) Ffowcs Williams-Hawkings equation
Ffowcs Williams-Hawkings方程
5) characteristic equation
特征方程
1.
Solution of characteristic equation in eigenvalue problems of spherical Bessel equation by using Matlab algorithm;
球Bessel方程本征值问题特征方程根的Matlab算法
2.
Approximation solution of characteristic equation of guide wave in a semicircle tunnel;
半圆形隧道中导行波特征方程的近似求解
3.
Generalization and Application of the Characteristic Equation of Matrix with Applications;
图的特征方程的推广及应用
6) characteristic equations
特征方程
1.
Using characteristic equations and elementary transformation,we present general solution of integrable Riccati differential equations and its application.
利用特征方程和初等变换,得到了可积R iccati微分方程的通解公式,并给出了它的应用。
补充资料：特征方程
一个数列:x(n+2)=c1x(n+1)+c2x
设r，s使x(n+2)-rx(n+1)=s[x(n+1)-rxn]
所以x(n+2)=(s+r)x(n+1)-srxn
c1=s+r
c2=-sr
消去s就导出特征方程式 r*r-c1*r-c2=0
特征方程用于求解特征向量.
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