Average Error: 0.0 → 0.0
Time: 712.0ms
Precision: binary64
\[\left(a + b\right) - 2 \cdot n\]
↓
\[\left(a + b\right) - 2 \cdot n\]
\left(a + b\right) - 2 \cdot n
↓
\left(a + b\right) - 2 \cdot n
double code(double a, double b, double n) {
	return ((double) (((double) (a + b)) - ((double) (2.0 * n))));
}
↓
double code(double a, double b, double n) {
	return ((double) (((double) (a + b)) - ((double) (2.0 * n))));
}

Error

Bits error versus a

Bits error versus b

Bits error versus n

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\left(a + b\right) - 2 \cdot n\]

  2. Final simplification0.0

    \[\leadsto \left(a + b\right) - 2 \cdot n\]

Reproduce

herbie shell --seed 2020153 
(FPCore (a b n)
  :name "(- (+ a b) (* 2 n))"
  :precision binary64
  (- (+ a b) (* 2.0 n)))