回複：應該沒有這麽複雜。本來題中還有一問，貼題時少貼了：

來源: HF: 於 2009-01-04 10:55:22 [] [舊帖] [給我悄悄話] 閱讀數 : (107 bytes)
回答: Try one more time; please ignore my earlier posts 由 HF: 於 2009-01-03 20:55:02

Counter example: let C be the set of positive Transcendental numbers, and A, B split the remaining set.

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