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Lifting endo-p-permutation modules

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Abstract

We prove that all endo-p-permutation modules for a finite group are liftable from characteristic \(p>0\) to characteristic 0.

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Acknowledgements

The authors are grateful to Radha Kessar and Markus Linckelmann, who pointed out a gap in an earlier version of the proof of Lemma 4.1 and kindly suggested an alternative argument. They also thank Nadia Mazza for useful discussions. The first author gratefully acknowledges partial funding by the funding scheme TU Nachwuchsring of the TU Kaiserslautern

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Correspondence to Caroline Lassueur.

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Lassueur, C., Thévenaz, J. Lifting endo-p-permutation modules. Arch. Math. 110, 205–212 (2018). https://doi.org/10.1007/s00013-017-1115-3

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  • DOI: https://doi.org/10.1007/s00013-017-1115-3

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