Average Error: 0.3 → 0.3
Time: 15.5s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r798904 = x;
        double r798905 = log(r798904);
        double r798906 = r798904 * r798905;
        return r798906;
}
↓
double f(double x) {
        double r798907 = x;
        double r798908 = log(r798907);
        double r798909 = r798907 * r798908;
        return r798909;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.3

    \[x \cdot \log x\]

  2. Final simplification0.3

    \[\leadsto x \cdot \log x\]

Reproduce

herbie shell --seed 2019165 
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  (* x (log x)))