R/optimbase.hasconstraints.R

In sbihorel/optimbase: R Port of the 'Scilab' Optimbase Module

# Copyright (C) 2008-2009 - INRIA - Michael Baudin
# Copyright (C) 2009-2010 - DIGITEO - Michael Baudin
# Copyright (C) 2010-$year$ - Sebastien Bihorel
#
# This file must be used under the terms of the CeCILL.
# This source file is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at
# http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
#
# This source code is a R port of the optimbase component
# originally written by Michael Baudin for Scilab.

optimbase.hasconstraints <- function(this = NULL){

  hascons <- FALSE
  hascons <- (hascons | (this$nbineqconst>0))
  maxl <- length(this$boundsmax)
  minl <- length(this$boundsmin)
  hascons <- (hascons | (maxl!=0) | (minl!=0))

  return(hascons)

}