Corings over rings with local units
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L. El Kaoutit
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Article
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2009
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John Wiley and Sons
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English
β 280 KB
## Abstract We show that the bicategory whose 0βcells are corings over rings with local units is biβequivalent to the bicategory of comonads in (right) unital modules whose underlying functors are right exact and preserve direct sums. A base ring extension of a coring by an adjunction is introduced