Average Error: 0 → 0
Time: 314.0ms
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 r195999 = x;
        double r196000 = 2.0;
        double r196001 = r195999 * r196000;
        double r196002 = y;
        double r196003 = r196001 - r196002;
        return r196003;
}
↓
double f(double x, double y) {
        double r196004 = x;
        double r196005 = 2.0;
        double r196006 = r196004 * r196005;
        double r196007 = y;
        double r196008 = r196006 - r196007;
        return r196008;
}

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 2020027 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))