C10a. Bessel functions

Functions
Function	Besj0 (X As Double, Optional Info As Long) As Double
	Bessel function of the first kind of order zero J0(x)
Function	Besj1 (X As Double, Optional Info As Long) As Double
	Bessel function of the first kind of order one J1(x)
Function	Besjn (N As Long, X As Double, Optional Info As Long) As Double
	Bessel functions of the first kind of order n Jn(x)
Function	Besjnd (N As Long, X As Double, Optional Info As Long) As Double
	Derivative J'n(x) of Bessel function of the first kind of order n Jn(x)
Function	Besjnu (Nu As Double, X As Double, Optional Info As Long) As Double
	Bessel function of the first kind of order ν Jν(x) (fractional order)
Function	Besjnud (Nu As Double, X As Double, Optional Info As Long) As Double
	Derivative J'ν(x) of Bessel function of the first kind of order ν Jν(x) (fractional order)
Function	Besy0 (X As Double, Optional Info As Long) As Double
	Bessel function of the second kind of order zero Y0(x)
Function	Besy1 (X As Double, Optional Info As Long) As Double
	Bessel function of the second kind of order one Y1(x)
Function	Besyn (N As Long, X As Double, Optional Info As Long) As Double
	Bessel functions of the second kind of order n Yn(x)
Function	Besynd (N As Long, X As Double, Optional Info As Long) As Double
	Derivative Y'n(x) of modified Bessel functions of the second kind of order n Yn(x)
Function	Besynu (Nu As Double, X As Double, Optional Info As Long) As Double
	Bessel function of the second kind of order ν Yν(x) (fractional order)
Function	Besynud (Nu As Double, X As Double, Optional Info As Long) As Double
	Derivative Y'ν(x) of Bessel function of the second kind of order ν Yν(x) (fractional order)
Sub	Cbesh (Z As Complex, Nu As Double, M As Long, N As Long, Y() As Complex, Info As Long, Optional Kode As Long=1)
	Sequence of Hankel functions Hν(m)(z) (fractional order)
Sub	Cbesj (Z As Complex, Nu As Double, N As Long, Y() As Complex, Info As Long, Optional Kode As Long=1)
	Sequence of Bessel functions of the first kind Jν(z) (fractional order) (complex argument)
Sub	Cbesy (Z As Complex, Nu As Double, N As Long, Y() As Complex, Info As Long, Optional Kode As Long=1)
	Sequence of the Bessel functions of the second kind Yν(z) (fractional order) (complex argument)
Function	Sbesjn (N As Long, X As Double, Optional Info As Long) As Double
	Spherical Bessel function of the first kind jn(x)
Function	Sbesjnu (Nu As Double, X As Double, Optional Info As Long) As Double
	Spherical Bessel function of the first kind of order ν jν(x) (fractional order)
Function	Sbesyn (N As Long, X As Double, Optional Info As Long) As Double
	Spherical Bessel function of the second kind yn(x)
Function	Sbesynu (Nu As Double, X As Double, Optional Info As Long) As Double
	Spherical Bessel function of the second kind of order ν yν(x) (fractional order)
Sub	Besj0_sub (Ret As Double, X As Double, Optional Info As Long)
	Bessel function of the first kind of order zero J0(x) (Subroutine version)
Sub	Besj1_sub (Ret As Double, X As Double, Optional Info As Long)
	Bessel function of the first kind of order one J1(x) (Subroutine version)
Sub	Besjn_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Bessel functions of the first kind of order n Jn(x) (Subroutine version)
Sub	Besjnd_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Derivative J'n(x) of Bessel function of the first kind of order n Jn(x) (Subroutine version)
Sub	Besjnu_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Bessel function of the first kind of order ν Jν(x) (fractional order) (Subroutine version)
Sub	Besjnud_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Derivative J'ν(x) of Bessel function of the first kind of order ν Jν(x) (fractional order) (Subroutine version)
Sub	Besy0_sub (Ret As Double, X As Double, Optional Info As Long)
	Bessel function of the second kind of order zero Y0(x) (Subroutine version)
Sub	Besy1_sub (Ret As Double, X As Double, Optional Info As Long)
	Bessel function of the second kind of order one Y1(x) (Subroutine version)
Sub	Besyn_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Bessel functions of the second kind of order n Yn(x) (Subroutine version)
Sub	Besynd_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Derivative Y'n(x) of modified Bessel functions of the second kind of order n Yn(x) (Subroutine version)
Sub	Besynu_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Bessel function of the second kind of order ν Yν(x) (fractional order) (Subroutine version)
Sub	Besynud_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Derivative Y'ν(x) of Bessel function of the second kind of order ν Yν(x) (fractional order) (Subroutine version)
Sub	Sbesjn_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Spherical Bessel function of the first kind jn(x) (Subroutine version)
Sub	Sbesjnu_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Spherical Bessel function of the first kind of order ν jν(x) (fractional order) (Subroutine version)
Sub	Sbesyn_sub (Ret As Double, N As Long, X As Double, Optional Info As Long)
	Spherical Bessel function of the second kind yn(x) (Subroutine version)
Sub	Sbesynu_sub (Ret As Double, Nu As Double, X As Double, Optional Info As Long)
	Spherical Bessel function of the second kind of order ν yν(x) (fractional order) (Subroutine version)

Detailed Description

This is the group of C10a. Bessel functions.