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26 April 2024

» arxiv » math/0604447

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Third Mac Lane cohomology
H.-J. Baues ; M. Jibladze ; T. Pirashvili ; PostScript ; PDF ; Other formats ;
Date:	22 Apr 2006
Subject:	K-Theory and Homology; Algebraic Topology
Abstract:	Based on the computation of the third author we obtain an interpretation of the third Mac Lane cohomology of rings using certain kind of crossed extensions of rings in the quadratic world. Actually we obtain two such interpretations corresponding to the two monoidal structures on the category of square groups
Source:	arXiv, math/0604447
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