發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : An algorithm for matrix extension and wavelet construction