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

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發送短信 : Simulation of optical spatial solition