Average Error: 46.4 → 0.4
Time: 2.2s
Precision: binary64
\[\]
\[\]
↓
\[\]
↓
double code(double i) {
	return (((i * i) * (i * i)) / ((2.0 * i) * (2.0 * i))) / (((2.0 * i) * (2.0 * i)) - 1.0);
}

↓
double code(double i) {
	return (1.0 / 2.0) / (2.0 * ((2.0 * 2.0) - (1.0 / (i * i))));
}

Error
Bits error versus i
Try it out
Your Program's Arguments
Results
Enter valid numbers for all inputs
Derivation
  1. Initial program 46.4
    \[\]
  2. Simplified0.4
    \[\leadsto \]
  3. Final simplification0.4
    \[\leadsto \]
Reproduce
herbie shell --seed 2020338 
(FPCore (i)
  :name "Octave 3.8, jcobi/4, as called"
  :precision binary64
  :pre (and (> i 0.0))
  (/ (/ (* (* i i) (* i i)) (* (* 2.0 i) (* 2.0 i))) (- (* (* 2.0 i) (* 2.0 i)) 1.0)))