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

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發送短信 : Some renormings with the stable fixed point property