Average Error: 0.3 → 0.3
Time: 39.1s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r40975 = x;
        double r40976 = log(r40975);
        double r40977 = r40975 * r40976;
        return r40977;
}
↓
double f(double x) {
        double r40978 = x;
        double r40979 = log(r40978);
        double r40980 = r40978 * r40979;
        return r40980;
}

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 2019200 
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  (* x (log x)))