Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: Chaos synchronization via multivariable PID control