4 the average power of a non sinusoidal periodic current is equal to the sum of powers of all its fourier series components 非正弦周期电流电路的平均功率等于其傅里叶级数展开式所有分量的功率之和。
The volterra series expansion has altitudinal nonlinearly , most nonlinear system can be expressed by the volterra series expansion 而volterra级数展开式具有高度非线性,大量的非线性系统可以由volterra级数表征。
Different score - spaces have their own physical meanings inspired by taylor series expansion . experiments reveal that the new spaces are useful for classification . experiments of the classic models compare the performances of different 并从泰勒级数展开式的角度论述了各类品质向量的物理意义的不同,最后通过实验验证了扩展品质空间有利于分类性能的改善。
Following from the results of sensitivity analysis of standard eigenvalue problems , the differentiability of semisimple multiple eigenvalues of nonsymmetric generalized eigenvalue problems is proved , and the derivatives of semisimple multiple eigenvalues and the series expansions of the corresponding eigenvectors are obtained 摘要以标准特征值问题灵敏度分析的有关结论为基础,证明了单参数非对称广义特征值问题半单重特征值的可微性,给出了特征值导数的表达式和特征向量的级数展开式。
级数: progression; series; number ...展开: develop; spread; spread out; ...式: type; style正弦级数展开式: sine-series expansion二重正弦级数展开式: double-sine-series expansion傅里叶级数指数展开式: fourier exponential transformation傅里叶有限级数展开式: fourier finite transformation高度的幂级数展开式: expansion in powers of height雷诺数幂级数展开式: expansion in powers of reynolds number谐波展开式傅式级数展开式: harmonic expansion级数展开: expansion in series; series development; series expansion; seriesexpansion幂级数展开: development in power series; power series expansion; power-series expansion主级数展开: cardinal series expansion高温级数展开: high temperature series expansion幂级数展开法: power series expansion method泰勒级数展开: taylor series expansion谐波级数展开: harmonic expansion傅里叶级数展开: fourier expansion渐近级数展开法: asymptotic expansion solution渐近级数展开解: asymptotic expansion solution幂级数展开的方法: power-series expansion method本征函数展开式: eigenfunction expansion球谐函数展开式: spheric harmonics expansion特征函数展开式: eigenfunction expansion正交函数展开式: orthogonal function expansion