Correa, Francisco; Lechtenfeld, Olaf
(Trieste : Scuola Internazionale Superiore di Studi Avanzati (S I S S A), 2016)
The rational Calogero model based on the An- 1 root system is spherically reduced to a superintegrable angular model of a particle moving on Sn- 2 subject to a very particular potential singular at the Weyl chamber walls. ...