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Manual Reference Pages  - bessel_y1 (3)

NAME

bessel_y1(3f) - [FORTRAN:INTRINSIC:MATHEMATICS] Bessel function of the second kind of order 1

SYNTAX

result = bessel_y1(x)

DESCRIPTION

bessel_y1(x) computes the [[Bessel function]] of the second kind of order 1 of X.

ARGUMENTS

X The type shall be REAL.

RETURN VALUE

The return value is REAL. It has the same kind as X.

EXAMPLE

Sample program:

   program demo_besy1
   use, intrinsic :: iso_fortran_env, only : real_kinds, &
   & real32, real64, real128
   implicit none
     real(kind=real64) :: x = 1.0_real64
     x = bessel_y1(x)
   end program demo_besy1

STANDARD

[[Fortran 2008]] and later

CLASS

[[Elemental procedure|Elemental function]]

SEE ALSO

bessel_j0(3), bessel_j1(3), bessel_jn(3), bessel_y0(3), bessel_yn(3)


bessel_y1 (3) March 11, 2021
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