... 上同调正合序列 cohomology exact sequence 上同伦 cohomotopy 上同伦群 cohomotopy group ...
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同时在分析了同伦参数正则化效应的基础上，提出一种两段同伦参数修正方法。
Considering the regularization effect of homotopy parameter, we adopt a two-step update scheme of homotopy parameter.
时域上采用精细算法进行离散，并应用同伦算法进行求解。
A time stepping scheme is used for the transient analysis and a homotopy method is adopted to solve the process.
在网络方程同伦的概念的基础上，给出了一种求解非线性电阻性网络的有效算法。
Based on the homotopy idea of network equation, an efficient algorithm for solving nonlinear resistive network is given in the paper.
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