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#  File src/library/base/R/constants.R
#  Part of the R package, http://www.R-project.org
#
#  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
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#
#  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.
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pi <- 4*atan(1)

letters <- c("a","b","c","d","e","f","g","h","i","j","k","l", "m",
         "n","o","p","q","r","s","t","u","v","w","x","y","z")

LETTERS <- c("A","B","C","D","E","F","G","H","I","J","K","L", "M",
         "N","O","P","Q","R","S","T","U","V","W","X","Y","Z")

month.name <-
    c("January", "February", "March", "April", "May", "June",
      "July", "August", "September", "October", "November", "December")

month.abb <- c("Jan", "Feb", "Mar", "Apr", "May", "Jun",
           "Jul", "Aug", "Sep", "Oct", "Nov", "Dec")