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arxiv: math/0509106 · v1 · submitted 2005-09-05 · 🧮 math.RA

Comatrix Corings and Galois Comodules over Firm Rings

classification 🧮 math.RA
keywords comatrixcoringgaloisnotioncomodulesconstructionscoringsdescent
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We give a notion of a comatrix coring which embodies all former constructions and, what is more interesting, leads to the formulation of a notion of Galois coring and the statement of a Faithfully Flat Descent Theorem that generalize the previous versions.

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