Average Error: 16.1 → 16.1
Time: 770.0ms
Precision: binary64
\[\frac{{x}^{2}}{1 + {x}^{2}}\]
↓
\[\frac{{x}^{2}}{1 + {x}^{2}}\]
\frac{{x}^{2}}{1 + {x}^{2}}
↓
\frac{{x}^{2}}{1 + {x}^{2}}
double code(double x) {
	return ((double) (((double) pow(x, 2.0)) / ((double) (1.0 + ((double) pow(x, 2.0))))));
}
↓
double code(double x) {
	return ((double) (((double) pow(x, 2.0)) / ((double) (1.0 + ((double) pow(x, 2.0))))));
}

Error

Bits error versus x

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 16.1

    \[\frac{{x}^{2}}{1 + {x}^{2}}\]

  2. Final simplification16.1

    \[\leadsto \frac{{x}^{2}}{1 + {x}^{2}}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(/ (pow x 2) (+ 1 (pow x 2)))"
  :precision binary64
  (/ (pow x 2.0) (+ 1.0 (pow x 2.0))))