Average Error: 0.3 → 0.3
Time: 38.4s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r943042 = x;
        double r943043 = log(r943042);
        double r943044 = r943042 * r943043;
        return r943044;
}
↓
double f(double x) {
        double r943045 = x;
        double r943046 = log(r943045);
        double r943047 = r943045 * r943046;
        return r943047;
}

Error

Bits error versus x

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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)))