Average Error: 0 → 0
Time: 842.0ms
Precision: 64
\[x \cdot 2.0 - y\]
↓
\[x \cdot 2.0 - y\]
x \cdot 2.0 - y
↓
x \cdot 2.0 - y
double f(double x, double y) {
        double r11530917 = x;
        double r11530918 = 2.0;
        double r11530919 = r11530917 * r11530918;
        double r11530920 = y;
        double r11530921 = r11530919 - r11530920;
        return r11530921;
}
↓
double f(double x, double y) {
        double r11530922 = x;
        double r11530923 = 2.0;
        double r11530924 = r11530922 * r11530923;
        double r11530925 = y;
        double r11530926 = r11530924 - r11530925;
        return r11530926;
}

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

    \[x \cdot 2.0 - y\]

  2. Final simplification0

    \[\leadsto x \cdot 2.0 - y\]

Reproduce

herbie shell --seed 2019162 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))