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Questions about tilting theory, including questions on tilting modules, tilting sheaves, tilting complexes, and tilting objects.

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Tilting modules in positive characteristic

For the algebraic group $\mathrm{SL}(n)$ over a field of characteristic $p>0$ the (indecomposable) tilting modules are the indecomposable direct summands of tensor products of tensor powers of the fundamental … In general it is not easy to find the dimension of a tilting module, let alone a basis. …
Wilberd van der Kallen's user avatar