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词汇 Cobordism class
分类 英语词汇 英语翻译词典
释义

Cobordism class

英语例句库

For a small cover over a polytope, its equivariant cobordism class is determined by the tangential representation set.

摘要多面体上的小覆盖的等变配边类是由它的切表示集所决定的。

In this paper we deal with some properties of cobordism classes of fiber bundles over the real projective space.

本文研究了底空间为实射影空间时上协边类纤维丛表示的若干性质.

英语百科

Cobordism

A cobordism (W; M, N).
 A cobordism between a single circle (at the top) and a pair of disjoint circles (at the bottom).
Fig. 1
Fig. 2a

In mathematics, cobordism is a fundamental equivalence relation on the class of compact manifolds of the same dimension, set up using the concept of the boundary (French bord, giving cobordism) of a manifold. Two manifolds of the same dimension are cobordant if their disjoint union is the boundary of a compact manifold one dimension higher.

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