Average Error: 0.0 → 0
Time: 521.0ms
Precision: binary64
\[\left(x + x\right) - x\]
↓
\[x\]
\left(x + x\right) - x
↓
x
double code(double x) {
	return ((double) (((double) (x + x)) - x));
}
↓
double code(double x) {
	return x;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\left(x + x\right) - x\]

  2. Simplified0

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

  3. Final simplification0

    \[\leadsto x\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x)
  :name "(- (+ x x) x)"
  :precision binary64
  (- (+ x x) x))