Average Error: 0.3 → 0.3
Time: 13.8s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r44567 = x;
        double r44568 = log(r44567);
        double r44569 = r44567 * r44568;
        return r44569;
}
↓
double f(double x) {
        double r44570 = x;
        double r44571 = log(r44570);
        double r44572 = r44570 * r44571;
        return r44572;
}

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 2019196 +o rules:numerics
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  (* x (log x)))