Average Error: 17.4 → 0.0
Time: 16.4s
Precision: 64
\[\left(\left(x \cdot y - y \cdot z\right) - y \cdot y\right) + y \cdot y\]
↓
\[y \cdot \left(x - z\right)\]
\left(\left(x \cdot y - y \cdot z\right) - y \cdot y\right) + y \cdot y
↓
y \cdot \left(x - z\right)
double f(double x, double y, double z) {
        double r320531 = x;
        double r320532 = y;
        double r320533 = r320531 * r320532;
        double r320534 = z;
        double r320535 = r320532 * r320534;
        double r320536 = r320533 - r320535;
        double r320537 = r320532 * r320532;
        double r320538 = r320536 - r320537;
        double r320539 = r320538 + r320537;
        return r320539;
}
↓
double f(double x, double y, double z) {
        double r320540 = y;
        double r320541 = x;
        double r320542 = z;
        double r320543 = r320541 - r320542;
        double r320544 = r320540 * r320543;
        return r320544;
}

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

Original17.4
Target0.0
Herbie0.0
\[\left(x - z\right) \cdot y\]

Derivation

  1. Initial program 17.4

    \[\left(\left(x \cdot y - y \cdot z\right) - y \cdot y\right) + y \cdot y\]

  2. Simplified0.0

    \[\leadsto \color{blue}{y \cdot \left(x - z\right)}\]

  3. Final simplification0.0

    \[\leadsto y \cdot \left(x - z\right)\]

Reproduce

herbie shell --seed 2019303 
(FPCore (x y z)
  :name "Linear.Quaternion:$c/ from linear-1.19.1.3, B"
  :precision binary64

  :herbie-target
  (* (- x z) y)

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