Average Error: 0.0 → 0.0
Time: 2.7s
Precision: binary64
\[\]
\[\]
double code(double x, double y) {
	return ((double) (((double) (x + y)) / ((double) (x - y))));
}
double code(double x, double y) {
	return ((double) (1.0 / ((double) cbrt(((double) pow(((double) (((double) (x - y)) / ((double) (x + y)))), 3.0))))));
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\]

Derivation

  1. Initial program 0.0

    \[\]
  2. Using strategy rm
  3. Applied clear-num0.0

    \[\leadsto \]
  4. Using strategy rm
  5. Applied add-cbrt-cube42.1

    \[\leadsto \]
  6. Applied add-cbrt-cube42.0

    \[\leadsto \]
  7. Applied cbrt-undiv42.0

    \[\leadsto \]
  8. Simplified0.0

    \[\leadsto \]
  9. Final simplification0.0

    \[\leadsto \]

Reproduce

herbie shell --seed 2020191 
(FPCore (x y)
  :name "Linear.Projection:perspective from linear-1.19.1.3, A"
  :precision binary64

  :herbie-target
  (/ 1.0 (- (/ x (+ x y)) (/ y (+ x y))))

  (/ (+ x y) (- x y)))