...some special complex singular points is empt set.

来源: jinjing 于 2011-07-21 07:39:43 [] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: All friends are nice except cma. 由 jinjing 于 2011-07-18 12:50:25

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• That means a can take any number except real number. -jinjing- ♀ 给 jinjing 发送悄悄话 (0 bytes) () 07/24/2011 postreply 17:27:52

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