Elitza Hristova

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math.RT2019

Hilbert series and invariants in exterior algebras

Elitza Hristova

In this paper, we consider the exterior algebra $Λ (W)$ of a polynomial $GL (n)$ -module $W$ and use previously developed methods to determine the Hilbert series of the algeb…

math.RT2015

On momentum images of representations and secant varieties

Elitza Hristova, Tomasz Maciazek, Valdemar V. Tsanov

Let $K$ be a connected compact semisimple group and $V_{λ}$ be an irreducible unitary representation with highest weight $λ$ . We study the momentum map $μ:\mathbb P(V_λ)\to\mathfrak…