Date: Mon, 16 Oct 1995 10:01:04 -0400 (EDT) Reply-To: pedregal@cs.umass.edu to.roid: (a) A surface generated by a closed curve rotating about, but not intersecting or containing, an axis in its own plane. (b) A solid having such a surface. Come down to the lounge to examine and consume various bakery approximations of toroids (b), washed down with delicious gourmet coffee! -- This message sponsored by... World Mathematics Foundation: holders of toroid rights worldwide ... the Weather Channel: misleading weekend hikers all over the U.S. ... and by coffee drinkers like you.