% File src/library/base/man/license.Rd % Part of the R package, http://www.R-project.org % Copyright 1995-2013 R Core Team % Distributed under GPL 2 or later \name{license} \title{The R License Terms} \alias{license} \alias{licence} \description{ The license terms under which \R is distributed. } \usage{ license() licence() } \details{ \R is distributed under the terms of the GNU GENERAL PUBLIC LICENSE, either Version 2, June 1991 or Version 3, June 2007. A copy of the version 2 license is in file \file{\var{\link{R_HOME}}/doc/COPYING} and can be viewed by \code{RShowDoc("COPYING")}. Version 3 of the license can be displayed by \code{RShowDoc("GPL-3")}. A small number of files (some of the API header files) are distributed under the LESSER GNU GENERAL PUBLIC LICENSE, version 2.1 or later. A copy of this license is in file \file{$R_SHARE_DIR/licenses/LGPL-2.1} and can be viewed by \code{RShowDoc("LGPL-2.1")}. Version 3 of the license can be displayed by \code{RShowDoc("LGPL-3")}. } \keyword{misc}