A History of Selected Topics in Categorical Algebra I: From Galois Theory to Abstract Commutators and Internal Groupoids
This paper is a chronological survey, with no proofs, of a direction in categorical algebra, which is based on categorical Galois theory and involves generalized central extensions, commutators, and internal groupoids in Barr exact Mal’tsev and more general categories. Galois theory proposes a notio...
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Format: | Article |
Language: | English |
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Shahid Beheshti University
2016-07-01
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Series: | Categories and General Algebraic Structures with Applications |
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Online Access: | http://www.cgasa.ir/article_15430_1878ca09e32e895f11fc7b28a8efcb83.pdf |