\left|\left(\left(\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}\right) \bmod a\right)\right|\left|\left(\sqrt[3]{\left(\left(\log \left(e^{\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}}\right)\right) \bmod a\right)} \cdot \sqrt[3]{\left(\left(\log \left(e^{\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}}\right)\right) \bmod a\right)}\right) \cdot \sqrt[3]{\left(\left(\log \left({\left(e^{\sqrt[3]{\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}} \cdot \sqrt[3]{\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}}}\right)}^{\left(\sqrt[3]{\tan^{-1}_* \frac{\mathsf{expm1}\left(\sin \left(\mathsf{expm1}\left(a\right)\right)\right)}{\tan^{-1} a}}\right)}\right)\right) \bmod a\right)}\right|double code(double a) {
return ((double) fabs(((double) fmod(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))), a))));
}
double code(double a) {
return ((double) fabs(((double) (((double) (((double) cbrt(((double) fmod(((double) log(((double) exp(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))))))), a)))) * ((double) cbrt(((double) fmod(((double) log(((double) exp(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))))))), a)))))) * ((double) cbrt(((double) fmod(((double) log(((double) pow(((double) exp(((double) (((double) cbrt(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))))) * ((double) cbrt(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))))))))), ((double) cbrt(((double) atan2(((double) expm1(((double) sin(((double) expm1(a)))))), ((double) atan(a)))))))))), a))))))));
}



Bits error versus a
Results
Initial program 33.9
rmApplied add-log-exp33.9
rmApplied add-cube-cbrt34.0
rmApplied add-cube-cbrt33.9
Applied exp-prod33.9
Final simplification33.9
herbie shell --seed 2020113
(FPCore (a)
:name "Random Jason Timeout Test 006"
:precision binary64
(fabs (fmod (atan2 (expm1 (sin (expm1 a))) (atan a)) a)))