On the lifting of the Dade group

Jacques Thévenaz, Caroline Lassueur
0
Article

Résumé

For the group of endo-permutation modules of a finite p-group, there is a surjective reduction homomorphism from a complete discrete valuation ring of characteristic 0 to its residue field of characteristic p. We prove that this reduction map always has a section which is a group homomorphism.

Source officielle

https://infoscience.epfl.ch/record/261191?ln=fr

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