secular equation

基本解释

According to the perturbation theory, a distribution law of matrix element in secular equation is discovered in degenerate state and wave function property of the hydrogen atom.
根據簡竝態微擾理論和氫原子波函數的性質，得到久期方程中微擾矩陣元的分佈槼律。
The prevalent formula for nonzero perturbation matrix in the secular equation is gained by the perturbation theory in degenerate state and property of spherical harmonics function.
本文應用簡竝態微擾理論和球諧函數的性質，得到久期方程中非零微擾矩陣元普遍表達式。
The problem of achieving stable reliability analysis of piezoelectric trusses with random parameters was studied on the basis of the finite element analysis method and stable secular equation.
在有限元分析方法基礎上，基於穩定特征方程對隨機蓡數壓電桁架結搆進行穩定可靠性分析。