数学_代数，数论及组合理论_群与组合编码 分类浏览... ... PM-193: Homology of linear groups(线性群的相同) UTM: Groups and symmetry(群和对称) π逆半群的子半群格 ...
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五族非平凡群具有复杂性和对称性的特例，也更加难于预测。 其中复杂部分的细节问题已经困扰了人们近120年。
The five non-simple groups—dubbed“exceptional” in their complexity and symmetry—are harder to envisage and, for almost 120 years, the details of the mostintricate of these have lain beyond reach.
并且依据广义条件对称和所考虑方程的相容性求得了相应方程的群不变解。
Exact solutions to the resulting equations are constructed via the compatibility of the generalized conditional symmetry and the considered equation.
鞋帮处的泡沫群、不对称背线和阿基里斯凹槽用于增强缓冲、支撑，提供全天的舒适感。
Anatomically-placed foam pods, an asymmetrical topline and a pronounced Achilles notch for enhanced cushioning, support and all-day comfort.
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