A characterization of central extensions in the variety of quandles

zbMath1375.18009arXiv1504.02430MaRDI QIDQ2808144

Valérian Even, Andrea Montoli, Marino Gran

Publication date: 26 May 2016

Full work available at URL: https://arxiv.org/abs/1504.02430

zbMATH Keywords

quandlecentral extensioncategorical Galois theoryabelian objectsymmetric quandleMal'tsev variety

Mathematics Subject Classification ID

Equational logic, Mal'tsev conditions (08B05) Congruence modularity, congruence distributivity (08B10) Epimorphisms, monomorphisms, special classes of morphisms, null morphisms (18A20) Categories of algebras (08C05) Sets with a single binary operation (groupoids) (20N02)

Related Items (3)

Higher coverings of racks and quandles. II ⋮ Split epimorphisms as a productive tool in universal algebra ⋮ Extracting a \(\Sigma \)-Mal'tsev \((\Sigma \)-protomodular) structure from a Mal'tsev (protomodular) subcategory

This page was built for publication: A characterization of central extensions in the variety of quandles