Average Error: 2.2 → 0.6
Time: 6.4s
Precision: binary64
\[\]
\[\]
double code(double x, double y, double z, double t, double a, double b) {
	return ((double) (((double) (((double) (x + ((double) (y * z)))) + ((double) (t * a)))) + ((double) (((double) (a * z)) * b))));
}
double code(double x, double y, double z, double t, double a, double b) {
	double VAR;
	if ((((double) (((double) (((double) (x + ((double) (y * z)))) + ((double) (t * a)))) + ((double) (((double) (z * a)) * b)))) <= -inf.0)) {
		VAR = ((double) (((double) (((double) (x + ((double) (y * z)))) + ((double) (t * a)))) + ((double) (((double) cbrt(((double) (a * ((double) (z * b)))))) * ((double) (((double) cbrt(((double) (a * ((double) (z * b)))))) * ((double) cbrt(((double) (a * ((double) (z * b))))))))))));
	} else {
		double VAR_1;
		if ((((double) (((double) (((double) (x + ((double) (y * z)))) + ((double) (t * a)))) + ((double) (((double) (z * a)) * b)))) <= 7.30006209669586e+277)) {
			VAR_1 = ((double) (((double) (((double) (x + ((double) (y * z)))) + ((double) (t * a)))) + ((double) (((double) (z * a)) * b))));
		} else {
			VAR_1 = ((double) (x + ((double) (((double) (y * z)) + ((double) (a * ((double) (t + ((double) (z * b))))))))));
		}
		VAR = VAR_1;
	}
	return VAR;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Bits error versus t

Bits error versus a

Bits error versus b

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original2.2
Target0.3
Herbie0.6
\[\]

Derivation

  1. Split input into 3 regimes
  2. if (+ (+ (+ x (* y z)) (* t a)) (* (* a z) b)) < -inf.0

    1. Initial program 64.0

      \[\]
    2. Using strategy rm
    3. Applied add-cube-cbrt64.0

      \[\leadsto \]
    4. Simplified64.0

      \[\leadsto \]
    5. Simplified0.7

      \[\leadsto \]

    if -inf.0 < (+ (+ (+ x (* y z)) (* t a)) (* (* a z) b)) < 7.3000620966958595e277

    1. Initial program 0.3

      \[\]

    if 7.3000620966958595e277 < (+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))

    1. Initial program 14.0

      \[\]
    2. Simplified5.4

      \[\leadsto \]
  3. Recombined 3 regimes into one program.
  4. Final simplification0.6

    \[\leadsto \]

Reproduce

herbie shell --seed 2020180 
(FPCore (x y z t a b)
  :name "Graphics.Rasterific.CubicBezier:cachedBezierAt from Rasterific-0.6.1"
  :precision binary64

  :herbie-target
  (if (< z -1.1820553527347888e+19) (+ (* z (+ (* b a) y)) (+ x (* t a))) (if (< z 4.7589743188364287e-122) (+ (* (+ (* b z) t) a) (+ (* z y) x)) (+ (* z (+ (* b a) y)) (+ x (* t a)))))

  (+ (+ (+ x (* y z)) (* t a)) (* (* a z) b)))