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Showing 1 to 1 of 1 for “"Artin glueing"”.
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Monoid Extensions, Relaxed Actions and Cohomology
… split extensions. It is demonstrated that both Artin glueings of frames and λ-semidirect products of inverse semigroups are examples of these extensions. The characterization is given in terms of a generalization of an action. This makes the theory amenable to cohomological ideas. Specifically, …