Average Error: 28.1 → 0.2
Time: 3.8s
Precision: binary64
\[\]
↓
\[\]
↓
double code(double x, double y, double z) {
	return ((double) (((double) (((double) (((double) (x * x)) + ((double) (y * y)))) - ((double) (z * z)))) / ((double) (y * 2.0))));
}

↓
double code(double x, double y, double z) {
	return ((double) (((double) (y + ((double) (((double) (x + z)) * ((double) (((double) (x - z)) / y)))))) / 2.0));
}

Error
Bits error versus x
Bits error versus y
Bits error versus z
Try it out
Your Program's Arguments
Results
Enter valid numbers for all inputs
Target
Original28.1
Target0.2
Herbie0.2
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Derivation
  1. Initial program 28.1
    \[\]
  2. Simplified0.2
    \[\leadsto \]
  3. Final simplification0.2
    \[\leadsto \]
Reproduce
herbie shell --seed 2020192 
(FPCore (x y z)
  :name "Diagrams.TwoD.Apollonian:initialConfig from diagrams-contrib-1.3.0.5, A"
  :precision binary64

  :herbie-target
  (- (* y 0.5) (* (* (/ 0.5 y) (+ z x)) (- z x)))

  (/ (- (+ (* x x) (* y y)) (* z z)) (* y 2.0)))