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 ______     ______   __   __     ___      _____   
|      \\  /_   _//  \ \\/ //   / _ \\   / ____|| 
|  --  //   -| ||-    \   //   / //\ \\ / //---`' 
|  --  \\   _| ||_    / . \\  |  ___  ||\ \\___   
|______//  /_____//  /_//\_\\ |_||  |_|| \_____|| 
`------`   `-----`   `-`  --` `-`   `-`   `----`

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發送短信 : Applying rough sets to market timing decisions