Average Error: 0.0 → 0.0
Time: 1.1s
Precision: binary64
Cost: 320
\[\left(1 - x\right) - y\]
↓
\[\left(1 - x\right) - y\]
\left(1 - x\right) - y
↓
\left(1 - x\right) - y
(FPCore (x y) :precision binary64 (- (- 1.0 x) y))
↓
(FPCore (x y) :precision binary64 (- (- 1.0 x) y))
double code(double x, double y) {
	return (1.0 - x) - y;
}
↓
double code(double x, double y) {
	return (1.0 - x) - 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
Error47.8
Cost64
\[1\]
Alternative 2
Error62.5
Cost64
\[0\]
Alternative 3
Error62.3
Cost64
\[-1\]

Error

Derivation

  1. Initial program 0.0

    \[\left(1 - x\right) - y\]

  2. Simplified0.0

    \[\leadsto \color{blue}{\left(1 - x\right) - y}\]

  3. Final simplification0.0

    \[\leadsto \left(1 - x\right) - y\]

Reproduce

herbie shell --seed 2021042 
(FPCore (x y)
  :name "Data.Colour.CIE.Chromaticity:chromaCoords from colour-2.3.3"
  :precision binary64
  (- (- 1.0 x) y))