\sin \left({\left(\sqrt{\tan^{-1}_* \frac{b}{b}}\right)}^{\left(b - a\right)}\right)\sin \left({\left(\sqrt{\tan^{-1}_* \frac{b}{b}}\right)}^{\left(b - a\right)}\right)double f(double a, double b) {
double r675 = b;
double r676 = atan2(r675, r675);
double r677 = sqrt(r676);
double r678 = a;
double r679 = r675 - r678;
double r680 = pow(r677, r679);
double r681 = sin(r680);
return r681;
}
double f(double a, double b) {
double r682 = b;
double r683 = atan2(r682, r682);
double r684 = sqrt(r683);
double r685 = a;
double r686 = r682 - r685;
double r687 = pow(r684, r686);
double r688 = sin(r687);
return r688;
}



Bits error versus a



Bits error versus b
Results
Initial program 0.1
Final simplification0.1
herbie shell --seed 2020083 +o rules:numerics
(FPCore (a b)
:name "Random Jason Timeout Test 015"
:precision binary64
(sin (pow (sqrt (atan2 b b)) (- b a))))