Average Error: 0 → 0
Time: 318.0ms
Precision: 64
\[x \cdot 2 - y\]
↓
\[x \cdot 2 - y\]
x \cdot 2 - y
↓
x \cdot 2 - y
double f(double x, double y) {
        double r287942 = x;
        double r287943 = 2.0;
        double r287944 = r287942 * r287943;
        double r287945 = y;
        double r287946 = r287944 - r287945;
        return r287946;
}
↓
double f(double x, double y) {
        double r287947 = x;
        double r287948 = 2.0;
        double r287949 = r287947 * r287948;
        double r287950 = y;
        double r287951 = r287949 - r287950;
        return r287951;
}

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

    \[x \cdot 2 - y\]

  2. Final simplification0

    \[\leadsto x \cdot 2 - y\]

Reproduce

herbie shell --seed 2020047 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))