R/Bessel.R

In robertzk/monadicbase: The R Base Package

#  File src/library/base/R/Bessel.R
#  Part of the R package, https://www.R-project.org
#
#  Copyright (C) 1995-2012 The R Core Team
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  A copy of the GNU General Public License is available at
#  https://www.R-project.org/Licenses/

besselI <- function(x, nu, expon.scaled = FALSE)
{
    ## Oddly, this is passed as a double to fit Math3 semantics
    .Internal(besselI(x,nu, 1 + as.logical(expon.scaled)))
}
besselK <- function(x, nu, expon.scaled = FALSE)
{
    .Internal(besselK(x,nu, 1 + as.logical(expon.scaled)))
}
besselJ <- function(x, nu) .Internal(besselJ(x,nu))
besselY <- function(x, nu) .Internal(besselY(x,nu))