Average Error: 16.8 → 16.8
Time: 851.0ms
Precision: binary64
\[1 - \left(1 - x\right) \cdot \left(1 - y\right)\]
↓
\[1 - \left(1 - x\right) \cdot \left(1 - y\right)\]
1 - \left(1 - x\right) \cdot \left(1 - y\right)
↓
1 - \left(1 - x\right) \cdot \left(1 - y\right)
double code(double x, double y) {
	return ((double) (1.0 - ((double) (((double) (1.0 - x)) * ((double) (1.0 - y))))));
}
↓
double code(double x, double y) {
	return ((double) (1.0 - ((double) (((double) (1.0 - x)) * ((double) (1.0 - y))))));
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 16.8

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

  2. Final simplification16.8

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

Reproduce

herbie shell --seed 2020153 
(FPCore (x y)
  :name "(- 1 (* (- 1 x) (- 1 y)))"
  :precision binary64
  (- 1.0 (* (- 1.0 x) (- 1.0 y))))