\sin \left({\left(\sqrt{\tan^{-1}_* \frac{b}{b}}\right)}^{\left(b - a\right)}\right)\sin \left({\left(\tan^{-1}_* \frac{b}{b}\right)}^{\left(\frac{1}{2} \cdot \left(b - a\right)\right)}\right)double f(double a, double b) {
double r688 = b;
double r689 = atan2(r688, r688);
double r690 = sqrt(r689);
double r691 = a;
double r692 = r688 - r691;
double r693 = pow(r690, r692);
double r694 = sin(r693);
return r694;
}
double f(double a, double b) {
double r695 = b;
double r696 = atan2(r695, r695);
double r697 = 0.5;
double r698 = a;
double r699 = r695 - r698;
double r700 = r697 * r699;
double r701 = pow(r696, r700);
double r702 = sin(r701);
return r702;
}



Bits error versus a



Bits error versus b
Results
Initial program 0.1
rmApplied pow1/20.1
Applied pow-pow0.1
Final simplification0.1
herbie shell --seed 2020065 +o rules:numerics
(FPCore (a b)
:name "Random Jason Timeout Test 015"
:precision binary64
(sin (pow (sqrt (atan2 b b)) (- b a))))