SMS scnews item created by Kevin Coulembier at Thu 23 Feb 2017 0206
Modified: Fri 3 Mar 2017 0351
Expiry: 6 Apr 2017
Calendar1: 3 Mar 2017 1200-1300
CalLoc1: Carslaw 175
CalTitle1: Symmetric invariants and polynomial rings
Auth: email@example.com (kcou7211) in SMS-WASM
Algebra Seminar: Yakimova -- Symmetric invariants and polynomial rings
Oksana Yakimova (Friedrich-Schiller-University Jena)
Friday 3 March, 12-1pm, Place: Carslaw 175
Title: Symmetric invariants and polynomial rings.
Abstract: For a reductive Lie algebra g of rank r, the ring of symmetric invariants
S(g)^g is a polynomial ring in r variables. We will discuss the importance of this
property and then describe some other (non-reductive) Lie algebras having it.