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00017 #ifndef VCSN_ALGORITHMS_EPS_REMOVAL_HH
00018 # define VCSN_ALGORITHMS_EPS_REMOVAL_HH
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00045 # include <vaucanson/design_pattern/design_pattern.hh>
00046 # include <vaucanson/misc/direction.hh>
00047 
00048 namespace vcsn {
00049 
00067   template<typename A, typename AI>
00068   void
00069   eps_removal_here(Element<A, AI>& a, misc::direction_type dir = misc::backward);
00070 
00071 
00087   template<typename A, typename AI>
00088   Element<A, AI>
00089   eps_removal(const Element<A, AI>& a, misc::direction_type dir = misc::backward);
00090 
00091 
00106   template<typename A, typename AI>
00107   void
00108   backward_eps_removal_here(Element<A, AI>& a);
00109 
00110 
00125   template<typename A, typename AI>
00126   Element<A, AI>
00127   backward_eps_removal(const Element<A, AI>& a);
00128 
00129 
00144   template<typename A, typename AI>
00145   void
00146   forward_eps_removal_here(Element<A, AI>& a);
00147 
00148 
00163   template<typename A, typename AI>
00164   Element<A, AI>
00165   forward_eps_removal(const Element<A, AI>& a);
00166 
00168 
00169 } 
00170 
00171 
00172 # if !defined VCSN_USE_INTERFACE_ONLY && !defined VCSN_USE_LIB
00173 #  include <vaucanson/algorithms/eps_removal.hxx>
00174 # endif // VCSN_USE_INTERFACE_ONLY
00175 
00176 #endif // ! VCSN_ALGORITHMS_EPS_REMOVAL_HH