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

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發送短信 : Random fixed point theory for multivalued countably condensing random operators