Average Error: 0.0 → 0.0
Time: 668.0ms
Precision: 64
\[x \cdot \left(x - 1\right)\]
↓
\[x \cdot \left(x - 1\right)\]
x \cdot \left(x - 1\right)
↓
x \cdot \left(x - 1\right)
double f(double x) {
        double r178977 = x;
        double r178978 = 1.0;
        double r178979 = r178977 - r178978;
        double r178980 = r178977 * r178979;
        return r178980;
}
↓
double f(double x) {
        double r178981 = x;
        double r178982 = 1.0;
        double r178983 = r178981 - r178982;
        double r178984 = r178981 * r178983;
        return r178984;
}

Error

Bits error versus x

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[x \cdot x - x\]

Derivation

  1. Initial program 0.0

    \[x \cdot \left(x - 1\right)\]

  2. Final simplification0.0

    \[\leadsto x \cdot \left(x - 1\right)\]

Reproduce

herbie shell --seed 2019304 
(FPCore (x)
  :name "Statistics.Correlation.Kendall:numOfTiesBy from math-functions-0.1.5.2"
  :precision binary64

  :herbie-target
  (- (* x x) x)

  (* x (- x 1)))