homotopy expansion

In this paper, we provide and prove that there are more kinds of pairs of spaces that do not have the absolute homotopy expansion property so that the reason why the absolute expansion property loses efficacy is further explained.

列举并证明了多种使得同伦扩张定理不成立的拓扑空间对 ,进一步说明了使得同伦扩张定理不成立的原

The smallest congruence extensions of ideals in Fuzzy lattices;

Fuzzy格中理想的最小同余扩张

In this paper, we discuss the subdirect reducibility of a class inverse semigroups by virtue of congruence extensions on inverse semigroups, and characterize the idempotent semilattices of this class inverse semigroups.

本文利用逆半群上的同余扩张，讨论了一类逆半群的亚直可约性，并刻划了这类逆半群的幂等元集的特征。

It is very importent to study congruences and congruence extensions on semigroups.

本文讨论了带上的同余的正规性和不变性以及在其Ｈａｌｌ半群上的扩张，从同余扩张的角度刻划了带上的同余的性质，给出了扩张的极大、极小同余的描述。

Having the same limits, boundaries, or scope.

共同扩张的有相同的限制、边界或范围的

To extend or cause to extend through the same space or duration.

共同伸张，共同扩展在相同的时间或空间上扩张或使扩张

The Homological Properties of Hopf Bigalois Extensions;

Hopf Bigalois扩张的同调性质

Analysis on Extention of Contractual Responsibilities in Contract Law and Its Significance;

试析《合同法》中合同义务的扩张及意义

Education Reform in the Late Qing Dynasty and Expansion of Public Realms in Society;

清末教育改革与社会公共领域的扩张

Estimation of the Dilatation Function of Quasiconformal Extension

关于拟共形映射扩张的伸缩商的估计

Unified for the first time in a common belief, the Arabs made an astonishing intellectual expansion, filling a cultural vacuum.

阿拉伯人首次统一了共同的信仰，他们进行了一次令人震惊的知识扩张，填补了文化的真空。

China s Public Policy Implementation Set in the Rapid Expansion of the Public Demands;

公共需求扩张背景下我国公共政策执行研究

Colonial Expansion s Different Influence on Russion and American Modernization;

殖民扩张对美、俄现代化的不同影响

Nasal reconstruction with the expanded fore head tissue flap combining with simultaneous prosthesis implantation

同期假体植入额部扩张皮瓣鼻再造术

The First Cohomology Group of the Trivial Extension of the Fibonacci Algebra

Fibonacci代数平凡扩张的一阶Hochschild上同调群

Group Congruence on Nil-extention of a Clifford Semigroup

一类Clifford半群的nil-扩张上的群同余

Excellent Extensions of Rings and Gorenstein Homological Dimension on Smash Product

环的优越扩张和Smash积上的Gorenstein同调维数

The Graded Automorphism Group of EALA of Type A_1

A_1型扩张仿射Lie代数的分次自同构群

Congruences on Nil-extension of a Clifford Semigroup

Clifford半群的诣零扩张上的同余

The Effects on Collagen and Actin of Expanded Skin in Different Expanded Ways;

不同扩张方式对扩张皮肤中胶原纤维和肌动蛋白的影响

Comparison of the Expanded Contractual Obligations in the Principles of the International Commercial Contracts;

《国际商事合同通则》合同扩张义务比较研究

Diffusion Tensor MR Imaing of the White Matter Fiber Tracts of the Brainstem

脑干白质纤维束磁共振扩散张量成像研究