Average Error: 0.0 → 0.0
Time: 2.9s
Precision: 64
\[e^{\left(x + y \cdot \log y\right) - z}\]
↓
\[e^{\left(x + y \cdot \log y\right) - z}\]
e^{\left(x + y \cdot \log y\right) - z}
↓
e^{\left(x + y \cdot \log y\right) - z}
double f(double x, double y, double z) {
        double r316144 = x;
        double r316145 = y;
        double r316146 = log(r316145);
        double r316147 = r316145 * r316146;
        double r316148 = r316144 + r316147;
        double r316149 = z;
        double r316150 = r316148 - r316149;
        double r316151 = exp(r316150);
        return r316151;
}
↓
double f(double x, double y, double z) {
        double r316152 = x;
        double r316153 = y;
        double r316154 = log(r316153);
        double r316155 = r316153 * r316154;
        double r316156 = r316152 + r316155;
        double r316157 = z;
        double r316158 = r316156 - r316157;
        double r316159 = exp(r316158);
        return r316159;
}

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

Original0.0
Target0.0
Herbie0.0
\[e^{\left(x - z\right) + \log y \cdot y}\]

Derivation

  1. Initial program 0.0

    \[e^{\left(x + y \cdot \log y\right) - z}\]

  2. Final simplification0.0

    \[\leadsto e^{\left(x + y \cdot \log y\right) - z}\]

Reproduce

herbie shell --seed 2020001 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson.Internal:probability from math-functions-0.1.5.2"
  :precision binary64

  :herbie-target
  (exp (+ (- x z) (* (log y) y)))

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