\sqrt[3]{\frac{g}{2 \cdot a}}\sqrt[3]{\frac{g}{2 \cdot a}}(FPCore (g a) :precision binary64 (cbrt (/ g (* 2.0 a))))
(FPCore (g a) :precision binary64 (cbrt (/ g (* 2.0 a))))
double code(double g, double a) {
return cbrt(g / (2.0 * a));
}
double code(double g, double a) {
return cbrt(g / (2.0 * a));
}



Bits error versus g



Bits error versus a
Results
Initial program 15.9
herbie shell --seed 2021042
(FPCore (g a)
:name "2-ancestry mixing, zero discriminant"
:precision binary64
(cbrt (/ g (* 2.0 a))))