... 同伦的等价 equivalence of homotopy 同伦定理 homotopy theorem 同伦关系 relation of homotopy ...
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covering homotopy theorem 覆盖同伦定理
lifting homotopy theorem [数] 升腾同伦定理
third homotopy theorem [数] 第三同伦定理
second homotopy theorem [数] 第二同伦定理
homotopy addition theorem 同伦加法定理
homotopy invariance theorem [数] 同伦不变性定理
loop homotopy lifting theorem 闭路同伦提升定理
Next, we give a briefer proof that USES the concept of homotopy of curves, In this course of the proof, we don't use the theorem of Jordan curves.
其次给出一个不用约当曲线定理而仅用同伦曲线概念的更为简洁的证法。
Secondly, in order to favor utilizing this theorem, several propositions are given on the homotopy equivalence between two topological space sets.
其次，为使此定理的应用变得直接简便，我们还给出了关于拓扑空间（组）之间同伦等价的几个命题。
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