Average Error: 0.1 → 0.0
Time: 849.0ms
Precision: binary64
\[\left(x - x \cdot x\right) - \left(x \cdot x\right) \cdot x\]
↓
\[\left(x - {x}^{3}\right) - x \cdot x\]
\left(x - x \cdot x\right) - \left(x \cdot x\right) \cdot x
↓
\left(x - {x}^{3}\right) - x \cdot x
double code(double x) {
	return ((double) (((double) (x - ((double) (x * x)))) - ((double) (((double) (x * x)) * x))));
}
↓
double code(double x) {
	return ((double) (((double) (x - ((double) pow(x, 3.0)))) - ((double) (x * x))));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.1

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

  2. Simplified0.0

    \[\leadsto \color{blue}{\left(x - {x}^{3}\right) - x \cdot x}\]

  3. Final simplification0.0

    \[\leadsto \left(x - {x}^{3}\right) - x \cdot x\]

Reproduce

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