The problem

来源: yma16 2003-07-03 12:57:00 [] [旧帖] [给我悄悄话] 本文已被阅读: 0 次 (204 bytes)
本文内容已被 [ yma16 ] 在 2004-02-03 10:03:04 编辑过。如有问题,请报告版主或论坛管理删除.
回答: Geometryyma162003-07-02 22:12:00
If I give you a surface (not flat) and a triangle, can you find 3 points on the surface to form a triangle that is "similar" to the one I give you. The answer is yes. But you have to tell me the reason.



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