<Example Program>

Program intrinsic_example
    Intrinsic Sin, Cos
    Call sub( Sin, Cos, tan, 45. )
    Print *, tan
End
Subroutine sub( si, cs, tan, degrees )
    radians = degrees*3.141592654/180.
    tan = si(radians)/cs(radians)
End Subroutine

Execution Results

  1.0000000