Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: On the most algebraic K3 surfaces and the most extremal log enriques surfaces