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arxiv: 0711.2737 · v1 · submitted 2007-11-17 · 🧮 math.AC · math.RT

Invarianten zusammenh\"angender Gruppen und die Cohen-Macaulay Eigenschaft

classification 🧮 math.AC math.RT
keywords cohen-macaulayangenderconstructeigenschaftgruppeninvariantinvariantenrepresentations
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For G=SL_n or GL_n we construct representations V such that the invariant ring K[V]^G is not Cohen-Macaulay.

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