Average Error: 0.0 → 0.0
Time: 771.0ms
Precision: binary64
\[x - \frac{4 \cdot x}{y}\]
↓
\[x - \frac{4 \cdot x}{y}\]
x - \frac{4 \cdot x}{y}
↓
x - \frac{4 \cdot x}{y}
double code(double x, double y) {
	return ((double) (x - ((double) (((double) (4.0 * x)) / y))));
}
↓
double code(double x, double y) {
	return ((double) (x - ((double) (((double) (4.0 * x)) / y))));
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[x - \frac{4 \cdot x}{y}\]

  2. Final simplification0.0

    \[\leadsto x - \frac{4 \cdot x}{y}\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x y)
  :name "(- x (/ (* 4 x) y))"
  :precision binary64
  (- x (/ (* 4.0 x) y)))