Average Error: 0 → 0
Time: 662.0ms
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 r10066096 = x;
        double r10066097 = 2.0;
        double r10066098 = r10066096 * r10066097;
        double r10066099 = y;
        double r10066100 = r10066098 - r10066099;
        return r10066100;
}
↓
double f(double x, double y) {
        double r10066101 = x;
        double r10066102 = 2.0;
        double r10066103 = r10066101 * r10066102;
        double r10066104 = y;
        double r10066105 = r10066103 - r10066104;
        return r10066105;
}

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 2019171 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))