Average Error: 0.7 → 0.8
Time: 13.2s
Precision: 64
\[1 - \frac{x}{\left(y - z\right) \cdot \left(y - t\right)}\]
↓
\[1 - \frac{1}{\frac{\left(y - z\right) \cdot \left(y - t\right)}{x}}\]
1 - \frac{x}{\left(y - z\right) \cdot \left(y - t\right)}
↓
1 - \frac{1}{\frac{\left(y - z\right) \cdot \left(y - t\right)}{x}}
double f(double x, double y, double z, double t) {
        double r205973 = 1.0;
        double r205974 = x;
        double r205975 = y;
        double r205976 = z;
        double r205977 = r205975 - r205976;
        double r205978 = t;
        double r205979 = r205975 - r205978;
        double r205980 = r205977 * r205979;
        double r205981 = r205974 / r205980;
        double r205982 = r205973 - r205981;
        return r205982;
}
↓
double f(double x, double y, double z, double t) {
        double r205983 = 1.0;
        double r205984 = 1.0;
        double r205985 = y;
        double r205986 = z;
        double r205987 = r205985 - r205986;
        double r205988 = t;
        double r205989 = r205985 - r205988;
        double r205990 = r205987 * r205989;
        double r205991 = x;
        double r205992 = r205990 / r205991;
        double r205993 = r205984 / r205992;
        double r205994 = r205983 - r205993;
        return r205994;
}

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

Derivation

  1. Initial program 0.7

    \[1 - \frac{x}{\left(y - z\right) \cdot \left(y - t\right)}\]
  2. Using strategy rm

  3. Applied clear-num0.8

    \[\leadsto 1 - \color{blue}{\frac{1}{\frac{\left(y - z\right) \cdot \left(y - t\right)}{x}}}\]

  4. Final simplification0.8

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

Reproduce

herbie shell --seed 2019198 
(FPCore (x y z t)
  :name "Data.Random.Distribution.Triangular:triangularCDF from random-fu-0.2.6.2, A"
  (- 1.0 (/ x (* (- y z) (- y t)))))