Geodesic
Cohomology of the categorical at zero semigroups
Algebra and discrete mathematics, no. 1 (2006), pp. 51-66.

Voir la notice de l'article provenant de la source Math-Net.Ru

In this article we consider the relation between $0$-cohomology and extended Eilenberg–MacLane cohomology of categorical at zero semigroups.
Keywords: $0$-cohomology of semigroups, cohomology of semigroups, cohomology of small categories, categorical at zero semigroups. 
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     author = {Andrey Kostin},
     title = {Cohomology of the categorical at zero semigroups},
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     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2006_1_a4/}
}
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Andrey Kostin. Cohomology of the categorical at zero semigroups. Algebra and discrete mathematics, no. 1 (2006), pp. 51-66. http://geodesic.mathdoc.fr/item/ADM_2006_1_a4/