TY - JOUR AU - Gómez-Ullate Otaiza, David AU - Hone, A.N.W. AU - Sommacal, M PY - 2004 DO - 10.1088/1367-2630/6/1/024 SN - 1367-2630 UR - https://hdl.handle.net/20.500.14352/51462 T2 - New journal of physics AB - In this paper we discuss a family of toy models for many-body interactions including velocity-dependent forces. By generalizing a construction due to Calogero, we obtain a class of N-body problems in the plane which have periodic orbits for a large... LA - eng PB - IOP Publishing KW - Physics KW - Multidisciplinary TI - New many-body problems in the plane with periodic solutions TY - journal article VL - 6 ER -