Average Error: 0.0 → 0.0
Time: 28.0s
Precision: 64
\[\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t\]
↓
\[t + \left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right)\]
\left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right) + t
↓
t + \left(\frac{1}{8} \cdot x - \frac{y \cdot z}{2}\right)
double f(double x, double y, double z, double t) {
        double r31773023 = 1.0;
        double r31773024 = 8.0;
        double r31773025 = r31773023 / r31773024;
        double r31773026 = x;
        double r31773027 = r31773025 * r31773026;
        double r31773028 = y;
        double r31773029 = z;
        double r31773030 = r31773028 * r31773029;
        double r31773031 = 2.0;
        double r31773032 = r31773030 / r31773031;
        double r31773033 = r31773027 - r31773032;
        double r31773034 = t;
        double r31773035 = r31773033 + r31773034;
        return r31773035;
}
↓
double f(double x, double y, double z, double t) {
        double r31773036 = t;
        double r31773037 = 1.0;
        double r31773038 = 8.0;
        double r31773039 = r31773037 / r31773038;
        double r31773040 = x;
        double r31773041 = r31773039 * r31773040;
        double r31773042 = y;
        double r31773043 = z;
        double r31773044 = r31773042 * r31773043;
        double r31773045 = 2.0;
        double r31773046 = r31773044 / r31773045;
        double r31773047 = r31773041 - r31773046;
        double r31773048 = r31773036 + r31773047;
        return r31773048;
}

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

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

Reproduce

herbie shell --seed 2019168 
(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))