Average Error: 0.0 → 0.0
Time: 649.0ms
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 r218823 = x;
        double r218824 = 1.0;
        double r218825 = r218823 - r218824;
        double r218826 = r218823 * r218825;
        return r218826;
}
↓
double f(double x) {
        double r218827 = x;
        double r218828 = 1.0;
        double r218829 = r218827 - r218828;
        double r218830 = r218827 * r218829;
        return r218830;
}

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 2019308 
(FPCore (x)
  :name "Statistics.Correlation.Kendall:numOfTiesBy from math-functions-0.1.5.2"
  :precision binary64

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

  (* x (- x 1)))