Vincent Beck

activity

20092024

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math.CT2009

Fonctorial Construction of Frobenius Categories

Vincent Beck

Let $\Ascr,\Bscr$ be exact categories with $\Ascr$ karoubian and $M$ be an exact functor. Under suitable adjonction hypotheses for $M$ , we are able to show that the direct factors…

math.GR2009

Exterior Algebra Structure for Relative Invariants of Reflection Groups

Vincent Beck

Let $G$ be a reflection group acting on a vector space $V$ (over a field with zero characteristic). We denote by $S (V^{*})$ the coordinate ring of $V$ , by $M$ a finite dimensional $G…