TY - JOUR AU - Cornulier, Yves de AU - Tessera, Romain TI - Isometric Group Actions on Hilbert Spaces: Structure of Orbits JO - Canadian journal of mathematics PY - 2008 SP - 1001 EP - 1009 VL - 60 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2008-044-4/ DO - 10.4153/CJM-2008-044-4 ID - 10_4153_CJM_2008_044_4 ER -