\[\sqrt{x + 1} - \sqrt{x}\]

Timeout in 10.0m

Use the --timeout flag to change the timeout.

Reproduce

herbie shell --seed 2019088 
(FPCore (x)
  :name "2sqrt (example 3.1)"

  :herbie-target
  (/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

  (- (sqrt (+ x 1)) (sqrt x)))