pub fn cached_Jnu_Ynu(
nu: f64,
x: f64,
cache: &mut HashMap<(u64, u64), (f64, f64)>
) -> (f64, f64)
Expand description
Cached Bessel functions for fractional order
§Arguments
nu
- Order of the Bessel function (nu >= 0)
x
- Argument of the Bessel function (x > 0)
cache
- Cache for the Bessel functions (HashMap)
§Returns
J_nu(x)
- Bessel function of the first kind
Y_nu(x)
- Bessel function of the second kind