most citedCohomology and extensions of ordered groupoids

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math.GR2020

Perfect Prishchepov groups

Ihechukwu Chinyere, Bernard Oduoku Bainson

We study cyclically presented groups of type to determine when they are perfect. It turns out that to do so, it is enough to consider the Prishchepov groups, so modu…

math.GR2017★ 1 cited

Cohomology and extensions of ordered groupoids

B. O. Bainson, N. D. Gilbert

We adapt and generalise results of Loganathan on the cohomology of inverse semigroups to the cohomology of ordered groupoids. We then derive a five-term exact sequence in cohomolog…