Bessel functions of complex argument
marc.glisse at inria.fr
Thu Mar 23 20:41:50 CET 2023
On Thu, 23 Mar 2023, Riccardo Messina wrote:
> I am really new to both MPFR and GMP. My current problem is the
> evaluation of Bessel functions J and H(1) for complex argument with
> multiple precision. I have seen the implementation of J in MPFR for real
> argument but, if I am correct, this function has not been developed in
> GMP for complex arguments. Could you please confirm to me that this is
> the case? Do you have any suggestions on how to proceed? I guess that
> "generalizing" the function defined in MPFR to complex arguments is not
> that straighforward...
you are asking in the wrong place. GMP is the lowest level and handles
integers. MPFR handles reals. And MPC
(https://www.multiprecision.org/mpc/) deals with complex numbers.
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