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Jun 6, 2016 at 12:18 comment added CatO Minor That is very interesting, thanks! Is it known whether the same phenomenon happens with tiltings arising as the indecomposable direct summands of tensor powers of special representations, in other settings that have parallels to the positive characteristic setup, such as Category O for Lie superalgebras?
Jun 6, 2016 at 12:08 vote accept CatO Minor
Jun 6, 2016 at 10:00 history answered Wilberd van der Kallen CC BY-SA 3.0