\sin x \cdot \frac{\sinh y}{y}
\frac{\sin x}{\sqrt[3]{{\left(\frac{y}{\sinh y}\right)}^{3}}}
(FPCore (x y) :precision binary64 (* (sin x) (/ (sinh y) y)))
(FPCore (x y) :precision binary64 (/ (sin x) (cbrt (pow (/ y (sinh y)) 3.0))))
double code(double x, double y) {
return sin(x) * (sinh(y) / y);
}
double code(double x, double y) {
return sin(x) / cbrt(pow((y / sinh(y)), 3.0));
}



Bits error versus x



Bits error versus y
Results
Initial program 0.0
Applied egg-rr0.0
Applied egg-rr0.1
Final simplification0.1
herbie shell --seed 2022130
(FPCore (x y)
:name "Linear.Quaternion:$ccos from linear-1.19.1.3"
:precision binary64
(* (sin x) (/ (sinh y) y)))