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

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發送短信 : Coalgebraic Aspects of Context-Awareness