Average Error: 0.3 → 0.3
Time: 24.1s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r1232330 = x;
        double r1232331 = log(r1232330);
        double r1232332 = r1232330 * r1232331;
        return r1232332;
}
↓
double f(double x) {
        double r1232333 = x;
        double r1232334 = log(r1232333);
        double r1232335 = r1232333 * r1232334;
        return r1232335;
}

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 2019172 
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  (* x (log x)))