Average Error: 0.3 → 0.3
Time: 6.0s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r44687 = x;
        double r44688 = log(r44687);
        double r44689 = r44687 * r44688;
        return r44689;
}
↓
double f(double x) {
        double r44690 = x;
        double r44691 = log(r44690);
        double r44692 = r44690 * r44691;
        return r44692;
}

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 2020057 
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  :precision binary64
  (* x (log x)))