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Turkish Journal of Mathematics

Abstract

We consider the categorical equivalence between crossed modules over groupoids and double groupoids with thin structures, and by this equivalence, we prove how normality and quotient concepts are related in these two categories and give some examples of these objects.

DOI

10.3906/mat-1606-126

Keywords

Quotient crossed module, double groupoid, quotient double groupoid

First Page

2336

Last Page

2347

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