Ext-symmetry over quantum complete intersections

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We show that symmetry in the vanishing of cohomology holds for graded modules over quantum complete intersections. Moreover, symmetry holds for all modules if the algebra is symmetric.
6 pages

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K-Theory and Homology, Quantum Algebra, 16E30, 16S80, 16U80, 81R50

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http://salesiana.dossiersoluciones.com/handle/123456789/208198

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0811.4309
 http://arxiv.org/abs/0811.4309

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arXiv