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6.28 BESY1 — Bessel function of the second kind of order 1

Description:
BESY1(X) computes the Bessel function of the second kind of order 1 of X.
Standard:
GNU extension
Class:
Elemental function
Syntax:
RESULT = BESY1(X)
Arguments:

X The type shall be REAL(*), and it shall be scalar.

Return value:
The return value is a scalar of type REAL(*).
Example:
          program test_besy1
            real(8) :: x = 1.0_8
            x = besy1(x)
          end program test_besy1
     

Specific names:

Name Argument Return type Standard
DBESY1(X)REAL(8) X REAL(8) GNU extension