Average Error: 0.0 → 0.0
Time: 19.1s
Precision: 64
\[\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t\]
↓
\[\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t\]
\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t
↓
\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t
double f(double x, double y, double z, double t) {
        double r51912724 = 1.0;
        double r51912725 = 8.0;
        double r51912726 = r51912724 / r51912725;
        double r51912727 = x;
        double r51912728 = r51912726 * r51912727;
        double r51912729 = y;
        double r51912730 = z;
        double r51912731 = r51912729 * r51912730;
        double r51912732 = 2.0;
        double r51912733 = r51912731 / r51912732;
        double r51912734 = r51912728 - r51912733;
        double r51912735 = t;
        double r51912736 = r51912734 + r51912735;
        return r51912736;
}
↓
double f(double x, double y, double z, double t) {
        double r51912737 = 1.0;
        double r51912738 = 8.0;
        double r51912739 = r51912737 / r51912738;
        double r51912740 = x;
        double r51912741 = r51912739 * r51912740;
        double r51912742 = y;
        double r51912743 = z;
        double r51912744 = r51912742 * r51912743;
        double r51912745 = 2.0;
        double r51912746 = r51912744 / r51912745;
        double r51912747 = r51912741 - r51912746;
        double r51912748 = t;
        double r51912749 = r51912747 + r51912748;
        return r51912749;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Bits error versus t

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\left(\frac{x}{8} + t\right) - \frac{z}{2} \cdot y\]

Derivation

  1. Initial program 0.0

    \[\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t\]

  2. Final simplification0.0

    \[\leadsto \left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t\]

Reproduce

herbie shell --seed 2019174 
(FPCore (x y z t)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, B"

  :herbie-target
  (- (+ (/ x 8.0) t) (* (/ z 2.0) y))

  (+ (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) t))