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Mathematics  2012 

Some Homological Properties of Tensor and Wreath Products of Quasi-hereditary Algebras

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Abstract:

We show that taking the wreath product of a quasi-hereditary algebra with symmetric group inherits several homological properties of the original algebra, namely BGG duality, standard Koszulity, balancedness as well as a condition which makes the Ext-algebra of its standard modules a Koszul algebra.

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