Average Error: 29.5 → 0
Time: 540.0ms
Precision: binary64
\[\left(1 + b\right) - b\]
↓
\[1\]
\left(1 + b\right) - b
↓
1
double code(double b) {
	return ((double) (((double) (1.0 + b)) - b));
}
↓
double code(double b) {
	return 1.0;
}

Error

Bits error versus b

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 29.5

    \[\left(1 + b\right) - b\]

  2. Simplified0

    \[\leadsto \color{blue}{1}\]

  3. Final simplification0

    \[\leadsto 1\]

Reproduce

herbie shell --seed 2020153 
(FPCore (b)
  :name "(- (+ 1 b) b)"
  :precision binary64
  (- (+ 1.0 b) b))