Average Error: 0.0 → 0.0
Time: 1.3s
Precision: 64
\[x \cdot y - x\]
↓
\[x \cdot y - x\]
x \cdot y - x
↓
x \cdot y - x
double f(double x, double y) {
        double r268878 = x;
        double r268879 = y;
        double r268880 = r268878 * r268879;
        double r268881 = r268880 - r268878;
        return r268881;
}
↓
double f(double x, double y) {
        double r268882 = x;
        double r268883 = y;
        double r268884 = r268882 * r268883;
        double r268885 = r268884 - r268882;
        return r268885;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[x \cdot y - x\]

  2. Final simplification0.0

    \[\leadsto x \cdot y - x\]

Reproduce

herbie shell --seed 2020036 
(FPCore (x y)
  :name "Data.Histogram.Bin.LogBinD:$cbinSizeN from histogram-fill-0.8.4.1"
  :precision binary64
  (- (* x y) x))