Monday, May 14, 2012
1108.4552 (Vladimir Dragovic et al.)
Ellipsoidal billiards in pseudo-Euclidean spaces and relativistic
quadrics [PDF]
Vladimir Dragovic, Milena Radnovic
1109.1119 (Yacine Ikhlef et al.)
An integrable spin chain for the SL(2,R)/U(1) black hole sigma model [PDF]
Yacine Ikhlef, Jesper Lykke Jacobsen, Hubert Saleur
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