Average Error: 7.9 → 7.9
Time: 612.0ms
Precision: binary64
\[\frac{b + d}{1 - b \cdot d}\]
↓
\[\frac{b + d}{1 - b \cdot d}\]
\frac{b + d}{1 - b \cdot d}
↓
\frac{b + d}{1 - b \cdot d}
double code(double b, double d) {
	return ((double) (((double) (b + d)) / ((double) (1.0 - ((double) (b * d))))));
}
↓
double code(double b, double d) {
	return ((double) (((double) (b + d)) / ((double) (1.0 - ((double) (b * d))))));
}

Error

Bits error versus b

Bits error versus d

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 7.9

    \[\frac{b + d}{1 - b \cdot d}\]

  2. Final simplification7.9

    \[\leadsto \frac{b + d}{1 - b \cdot d}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (b d)
  :name "(/ (+ b d) (- 1 (* b d)))"
  :precision binary64
  (/ (+ b d) (- 1.0 (* b d))))