\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(\tan^{-1}_* \frac{\mathsf{expm1}\left(\left(\left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}} \cdot \sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right) \cdot e^{\log \left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right)}\right) \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}\right)}{\tan^{-1} a}\right) \bmod a\right)} \cdot \sqrt[3]{\left(\left(\tan^{-1}_* \frac{\mathsf{expm1}\left(\left(\left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}} \cdot \sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right) \cdot e^{\log \left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right)}\right) \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}\right)}{\tan^{-1} a}\right) \bmod a\right)}\right) \cdot \sqrt[3]{\left(\left(\tan^{-1}_* \frac{\mathsf{expm1}\left(\left(\left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}} \cdot \sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right) \cdot e^{\log \left(\sqrt[3]{\sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)} \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}}\right)}\right) \cdot \sqrt[3]{\sin \left(\mathsf{expm1}\left(a\right)\right)}\right)}{\tan^{-1} a}\right) \bmod a\right)}\right|double f(double a) {
double r23560 = a;
double r23561 = expm1(r23560);
double r23562 = sin(r23561);
double r23563 = expm1(r23562);
double r23564 = atan(r23560);
double r23565 = atan2(r23563, r23564);
double r23566 = fmod(r23565, r23560);
double r23567 = fabs(r23566);
return r23567;
}
double f(double a) {
double r23568 = a;
double r23569 = expm1(r23568);
double r23570 = sin(r23569);
double r23571 = cbrt(r23570);
double r23572 = r23571 * r23571;
double r23573 = cbrt(r23572);
double r23574 = r23573 * r23573;
double r23575 = log(r23573);
double r23576 = exp(r23575);
double r23577 = r23574 * r23576;
double r23578 = r23577 * r23571;
double r23579 = expm1(r23578);
double r23580 = atan(r23568);
double r23581 = atan2(r23579, r23580);
double r23582 = fmod(r23581, r23568);
double r23583 = cbrt(r23582);
double r23584 = r23583 * r23583;
double r23585 = r23584 * r23583;
double r23586 = fabs(r23585);
return r23586;
}



Bits error versus a
Initial program 33.4
rmApplied add-cube-cbrt33.5
rmApplied add-cube-cbrt33.5
rmApplied add-exp-log33.5
rmApplied add-cube-cbrt33.5
Final simplification33.5
herbie shell --seed 2020036
(FPCore (a)
:name "Random Jason Timeout Test 006"
:precision binary64
(fabs (fmod (atan2 (expm1 (sin (expm1 a))) (atan a)) a)))