Average Error: 0 → 0
Time: 370.0ms
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 r275278 = x;
        double r275279 = 2.0;
        double r275280 = r275278 * r275279;
        double r275281 = y;
        double r275282 = r275280 - r275281;
        return r275282;
}
↓
double f(double x, double y) {
        double r275283 = x;
        double r275284 = 2.0;
        double r275285 = r275283 * r275284;
        double r275286 = y;
        double r275287 = r275285 - r275286;
        return r275287;
}

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 2019362 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))