Average Error: 0.0 → 0.0
Time: 641.0ms
Precision: binary64
\[x - 0.5 \cdot \left(x \cdot x\right)\]
↓
\[x - 0.5 \cdot \left(x \cdot x\right)\]
x - 0.5 \cdot \left(x \cdot x\right)
↓
x - 0.5 \cdot \left(x \cdot x\right)
double code(double x) {
	return ((double) (x - ((double) (0.5 * ((double) (x * x))))));
}
↓
double code(double x) {
	return ((double) (x - ((double) (0.5 * ((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 0.0

    \[x - 0.5 \cdot \left(x \cdot x\right)\]

  2. Final simplification0.0

    \[\leadsto x - 0.5 \cdot \left(x \cdot x\right)\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(- x (* 0.5 (* x x)))"
  :precision binary64
  (- x (* 0.5 (* x x))))