發送短信 : Explanation of goal softening in ordinal optimization

  _____      ___     _____     _    _    _____    
 |__  //    / _ \\  |  __ \\  | || | || |  __ \\  
   / //    / //\ \\ | |  \ || | || | || | |  \ || 
  / //__  |  ___  ||| |__/ || | \\_/ || | |__/ || 
 /_____|| |_||  |_|||_____//   \____//  |_____//  
 `-----`  `-`   `-`  -----`     `---`    -----`