# $EPIC: yn.txt,v 1.3 2006/08/20 20:31:45 sthalik Exp $
Synopsis:
Technical:
Returns the linearly independant bessel function of the second kind of the order <level> for <number>.
If the <level> or <number> argument is omitted the empty string is returned.
As always, the return value is limited to 6 decimal places.
As always, DOM or RANGE means there was an error.
Returns:
The bessel function of the second kind of the order <level> for <number>.
History: