Vaucanson 1.4
krat_exp_derivation.hh
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00001 // krat_exp_derivation.hh: this file is part of the Vaucanson project.
00002 //
00003 // Vaucanson, a generic library for finite state machines.
00004 //
00005 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2008 The Vaucanson Group.
00006 //
00007 // This program is free software; you can redistribute it and/or
00008 // modify it under the terms of the GNU General Public License
00009 // as published by the Free Software Foundation; either version 2
00010 // of the License, or (at your option) any later version.
00011 //
00012 // The complete GNU General Public Licence Notice can be found as the
00013 // `COPYING' file in the root directory.
00014 //
00015 // The Vaucanson Group consists of people listed in the `AUTHORS' file.
00016 //
00017 #ifndef VCSN_ALGORITHMS_KRAT_EXP_DERIVATION_HH
00018 # define VCSN_ALGORITHMS_KRAT_EXP_DERIVATION_HH
00019 
00030 // FIXME: std::pair<Exp, bool> needs to be replaced by a pseudo-type
00031 // Interface: std::pair<Exp, bool> derivate(const Exp& e, Letter l) { return vcsn::derivate(e, l); }
00032 // Interface: std::pair<Exp, bool> word_derivate(const Exp& e, Word a) { return vcsn::word_derivate(e, a); }
00033 
00034 # include <vaucanson/design_pattern/design_pattern.hh>
00035 
00036 # include <utility>
00037 
00038 namespace vcsn {
00039 
00042 
00043   template <class Series, class T, class Letter>
00044   std::pair<Element<Series, T>, bool>
00045   derivate(const Element<Series, T>& exp,
00046            Letter a);
00047 
00049   template <class Series, class T, class Word>
00050   std::pair<Element<Series, T>, bool>
00051   word_derivate(const Element<Series, T>& exp,
00052                 Word a);
00053 
00056 } // vcsn
00057 
00058 # if !defined VCSN_USE_INTERFACE_ONLY && !defined VCSN_USE_LIB
00059 #  include <vaucanson/algorithms/krat_exp_derivation.hxx>
00060 # endif // VCSN_USE_INTERFACE_ONLY
00061 
00062 #endif // ! VCSN_ALGORITHMS_KRAT_EXP_DERIVATION_HH