Average Error: 0.1 → 0.1
Time: 3.5s
Precision: binary64
\[\]
↓
\[\]
↓
double code(double x, double y, double z) {
	return ((double) (((double) (((double) (x - ((double) (((double) (y + 0.5)) * ((double) log(y)))))) + y)) - z));
}

↓
double code(double x, double y, double z) {
	return ((double) (x + ((double) (y - ((double) (((double) (((double) (y + 0.5)) * ((double) log(y)))) + z))))));
}

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
Original0.1
Target0.1
Herbie0.1
\[\]
Derivation
  1. Initial program 0.1
    \[\]
  2. Simplified0.1
    \[\leadsto \]
  3. Final simplification0.1
    \[\leadsto \]
Reproduce
herbie shell --seed 2020180 
(FPCore (x y z)
  :name "Numeric.SpecFunctions:stirlingError from math-functions-0.1.5.2"
  :precision binary64

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

  (- (+ (- x (* (+ y 0.5) (log y))) y) z))