Bessel of a complex argument and non-negative order.

http://netlib.org/amos/

https://github.com/certik/fortran-utils/blob/master/src/amos.f90

http://dl.acm.org/citation.cfm?id=214331

Amos, D.E., “A Portable Package for Bessel Functions of a Complex Argument and Nonnegative Order,” Trans. Math. Software, 1986

fortran90코드의 계산값과 matlab결과값을 비교한 그림입니다.

bessh2

This figure shows the self-written Fortran 90 program’s results of Bessel function of third kind(Hankel funcion). The result has the difference with Matlab’s besslh function of ~ 10^-14 ranges, however it could be acceptable when we consider the numerical precision errors.

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