Pullback and pushout crossed polymodules

Proceedings Mathematical Sciences

Bijan Davvaz²  Murat Alp¹ 

[1] Department of Mathematics, Nigde University, Nigde, Turkey$$;Department of Mathematics, Yazd University, Yazd, Iran$$

关键词: Crossed module;    polygroup;    crossed polymodule;    action;    pullback;    pushout;    fundamental relation;   

DOI  :  

学科分类：数学（综合）

来源: Indian Academy of Sciences

【 摘 要 】

In this paper, we introduce the concept of pullback and pushout crossed polymodules and we describe the construction of pullback and pushout crossed polymodules. In particular, by using the notion of fundamental relation, we obtain a crossed module from a pullback crossed polymodule.

【 授权许可】

Unknown