Average Error: 17.8 → 17.8
Time: 1.0s
Precision: binary64
\[1 - \frac{d - start}{end - start}\]
↓
\[1 - \frac{d - start}{end - start}\]
1 - \frac{d - start}{end - start}
↓
1 - \frac{d - start}{end - start}
double code(double d, double start, double end) {
	return ((double) (1.0 - ((double) (((double) (d - start)) / ((double) (end - start))))));
}
↓
double code(double d, double start, double end) {
	return ((double) (1.0 - ((double) (((double) (d - start)) / ((double) (end - start))))));
}

Error

Bits error versus d

Bits error versus start

Bits error versus end

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 17.8

    \[1 - \frac{d - start}{end - start}\]

  2. Final simplification17.8

    \[\leadsto 1 - \frac{d - start}{end - start}\]

Reproduce

herbie shell --seed 2020152 
(FPCore (d start end)
  :name "(- 1 (/ (- d start) (- end start)))"
  :precision binary64
  (- 1.0 (/ (- d start) (- end start))))