Average Error: 0.0 → 0.0
Time: 713.0ms
Precision: binary64
\[1 - a \cdot \left(1 - b\right)\]
↓
\[1 - a \cdot \left(1 - b\right)\]
1 - a \cdot \left(1 - b\right)
↓
1 - a \cdot \left(1 - b\right)
double code(double a, double b) {
	return ((double) (1.0 - ((double) (a * ((double) (1.0 - b))))));
}
↓
double code(double a, double b) {
	return ((double) (1.0 - ((double) (a * ((double) (1.0 - b))))));
}

Error

Bits error versus a

Bits error versus b

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[1 - a \cdot \left(1 - b\right)\]

  2. Final simplification0.0

    \[\leadsto 1 - a \cdot \left(1 - b\right)\]

Reproduce

herbie shell --seed 2020152 
(FPCore (a b)
  :name "(- 1 (* a (- 1 b)))"
  :precision binary64
  (- 1.0 (* a (- 1.0 b))))