00471nam a2200145Ia 4500020001800000082002000018100002100038245006100059260005200120300002600172490006100198500005600259500000500315700000500320  a9780821832509  a530.1bSa112.CR  aSaari, Donald G.  aCollisions, rings, and other newtonian N-body problemsb  aProvidencebAmerican Mathematical Societyc2005  ax, 235p. Bibl. Index.  aConference Board of the Mathematical Sciences v no. 104  a"Purchased under NBHM grant for the year 2008-2009"  a  a