double code(double x) {
return ((double) (((double) (1.0 / ((double) (x - 1.0)))) + ((double) (x / ((double) (x + 1.0))))));
}
double code(double x) {
return ((double) (((double) (((double) (1.0 / ((double) (((double) (x * x)) - ((double) (1.0 * 1.0)))))) * ((double) (1.0 + x)))) + ((double) (x / ((double) (1.0 + x))))));
}



Bits error versus x
Results
Initial program 0.0
rmApplied flip--0.0
Applied associate-/r/0.0
Final simplification0.0
herbie shell --seed 2020191
(FPCore (x)
:name "Asymptote B"
:precision binary64
(+ (/ 1.0 (- x 1.0)) (/ x (+ x 1.0))))