Average Error: 0 → 0
Time: 586.0ms
Precision: binary64
Cost: 320
\[x \cdot 2 - y\]
↓
\[x \cdot 2 - y\]
x \cdot 2 - y
↓
x \cdot 2 - y
(FPCore (x y) :precision binary64 (- (* x 2.0) y))
↓
(FPCore (x y) :precision binary64 (- (* x 2.0) y))
double code(double x, double y) {
	return (x * 2.0) - y;
}
↓
double code(double x, double y) {
	return (x * 2.0) - y;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Alternatives

Alternative 1
Error61.9
Cost64
\[1\]

Error

Derivation

  1. Initial program 0

    \[x \cdot 2 - y\]

  2. Simplified0

    \[\leadsto \color{blue}{x \cdot 2 - y}\]

  3. Final simplification0

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

Reproduce

herbie shell --seed 2021044 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2.0) y))