Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: On element-connectivity preserving graph simplification