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! JY01B computes Bessel functions J0(x), J1(x), Y0(x), Y1(x) and derivatives.
Licensing:
This routine is copyrighted by Shanjie Zhang and Jianming Jin. However,
they give permission to incorporate this routine into a user program
provided that the copyright is acknowledged.
Modified:
02 August 2012
Author:
Shanjie Zhang, Jianming Jin
Reference:
Shanjie Zhang, Jianming Jin,
Computation of Special Functions,
Wiley, 1996,
ISBN: 0-471-11963-6,
LC: QA351.C45.
Parameters:
Input, real ( kind = 8 ) X, the argument.
Output, real ( kind = 8 ) BJ0, DJ0, BJ1, DJ1, BY0, DY0, BY1, DY1,
the values of J0(x), J0'(x), J1(x), J1'(x), Y0(x), Y0'(x), Y1(x), Y1'(x).
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| real(kind=8) | :: | x | ||||
| real(kind=8) | :: | bj0 | ||||
| real(kind=8) | :: | dj0 | ||||
| real(kind=8) | :: | bj1 | ||||
| real(kind=8) | :: | dj1 | ||||
| real(kind=8) | :: | by0 | ||||
| real(kind=8) | :: | dy0 | ||||
| real(kind=8) | :: | by1 | ||||
| real(kind=8) | :: | dy1 |