diff --git a/src/ModelCheckLace.h b/src/ModelCheckLace.h
index 3893888eea6fc705fa2b8afe52404a8f7d3c6d87..e85c30a6b4374bd6896ce94c3b82544c4c8308ac 100644
--- a/src/ModelCheckLace.h
+++ b/src/ModelCheckLace.h
@@ -7,7 +7,7 @@ public:
         LDDState * buildInitialMetaState();
         void buildSucc(LDDState *agregate);
 private:
-    void preConfigure();
+        void preConfigure();
 
 };
 #endif
diff --git a/src/ModelChecker.cpp b/src/ModelChecker.cpp
deleted file mode 100644
index 9fca2b52dedbd4beb4d9273a8d639046176f8cde..0000000000000000000000000000000000000000
--- a/src/ModelChecker.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "ModelChecker.h"
-
-ModelChecker::ModelChecker()
-{
-    //ctor
-}
-
-ModelChecker::~ModelChecker()
-{
-    //dtor
-}
diff --git a/src/ModelChecker.h b/src/ModelChecker.h
deleted file mode 100644
index 93a6aa4d789e82f670b0e8e4b842d636a9fd5180..0000000000000000000000000000000000000000
--- a/src/ModelChecker.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef MODELCHECKER_H
-#define MODELCHECKER_H
-
-
-class ModelChecker
-{
-    public:
-        ModelChecker();
-        virtual ~ModelChecker();
-
-    protected:
-
-    private:
-};
-
-#endif // MODELCHECKER_H
diff --git a/src/ModelCheckerBase.cpp b/src/ModelCheckerBase.cpp
deleted file mode 100644
index 2df38ca5f4a56dab6b4d4d0ccf3eebc5b48544a6..0000000000000000000000000000000000000000
--- a/src/ModelCheckerBase.cpp
+++ /dev/null
@@ -1,248 +0,0 @@
-#include "ModelCheckerBase.h"
-
-#include "sylvan.h"
-#include "sylvan_seq.h"
-#include <sylvan_sog.h>
-#include <sylvan_int.h>
-
-using namespace sylvan;
-
-ModelCheckerTh::ModelCheckerTh(const NewNet &R, int BOUND,int nbThread)
-{
-    m_nb_thread=nbThread;
-    lace_init(1, 0);
-    lace_startup(0, NULL, NULL);
-
-    sylvan_set_limits(2LL<<30, 16, 3);
-    sylvan_init_package();
-    sylvan_init_ldd();
-//    LACE_ME;
-    m_net=R;
-
-
-    int  i;
-    vector<Place>::const_iterator it_places;
-
-
-    init_gc_seq();
-
-
-    //_______________
-    transitions=R.transitions;
-    m_observable=R.Observable;
-    m_place_proposition=R.m_formula_place;
-    m_nonObservable=R.NonObservable;
-
-    m_transitionName=R.transitionName;
-    m_placeName=R.m_placePosName;
-
-   /* cout<<"Toutes les Transitions:"<<endl;
-    map<string,int>::iterator it2=m_transitionName.begin();
-    for (; it2!=m_transitionName.end(); it2++)
-    {
-        cout<<(*it2).first<<" : "<<(*it2).second<<endl;
-    }*/
-
-
-    InterfaceTrans=R.InterfaceTrans;
-    m_nbPlaces=R.places.size();
-    cout<<"Nombre de places : "<<m_nbPlaces<<endl;
-    cout<<"Derniere place : "<<R.places[m_nbPlaces-1].name<<endl;
-
-    uint32_t * liste_marques=new uint32_t[R.places.size()];
-    for(i=0,it_places=R.places.begin(); it_places!=R.places.end(); i++,it_places++)
-    {
-        liste_marques[i] =it_places->marking;
-    }
-
-    m_initalMarking=lddmc_cube(liste_marques,R.places.size());
-
-    uint32_t *prec = new uint32_t[m_nbPlaces];
-    uint32_t *postc= new uint32_t [m_nbPlaces];
-    // Transition relation
-    for(vector<Transition>::const_iterator t=R.transitions.begin();
-            t!=R.transitions.end(); t++)
-    {
-        // Initialisation
-        for(i=0; i<m_nbPlaces; i++)
-        {
-            prec[i]=0;
-            postc[i]=0;
-        }
-        // Calculer les places adjacentes a la transition t
-        set<int> adjacentPlace;
-        for(vector< pair<int,int> >::const_iterator it=t->pre.begin(); it!=t->pre.end(); it++)
-        {
-            adjacentPlace.insert(it->first);
-            prec[it->first] = prec[it->first] + it->second;
-            //printf("It first %d \n",it->first);
-            //printf("In prec %d \n",prec[it->first]);
-        }
-        // arcs post
-        for(vector< pair<int,int> >::const_iterator it=t->post.begin(); it!=t->post.end(); it++)
-        {
-            adjacentPlace.insert(it->first);
-            postc[it->first] = postc[it->first] + it->second;
-
-        }
-        for(set<int>::const_iterator it=adjacentPlace.begin(); it!=adjacentPlace.end(); it++)
-        {
-            MDD Precond=lddmc_true;
-            Precond = Precond & ((*it) >= prec[*it]);
-        }
-
-        MDD _minus=lddmc_cube(prec,m_nbPlaces);
-        ldd_refs_push(_minus);
-        MDD _plus=lddmc_cube(postc,m_nbPlaces);
-        ldd_refs_push(_plus);
-        m_tb_relation.push_back(TransSylvan(_minus,_plus));
-    }
-    delete [] prec;
-    delete [] postc;
-    m_graph=new LDDGraph(this);
-    m_graph->setTransition(m_transitionName);
-    m_graph->setPlace(m_placeName);
-}
-
-
-string ModelCheckerTh::getTransition(int pos)
-{
-    return m_graph->getTransition(pos);
-}
-
-string ModelCheckerTh::getPlace(int pos)
-{
-    return m_graph->getPlace(pos);
-}
-
-
-LDDState * ModelCheckerTh::buildInitialMetaState()
-{
-    ComputeTh_Succ();
-    LDDState *c=new LDDState;
-    MDD initial_meta_state=Accessible_epsilon(m_initalMarking);
-    ldd_refs_push(initial_meta_state);
-    c->m_lddstate=initial_meta_state;
-    m_graph->setInitialState(c);
-    m_graph->insert(c);
-    Set fire=firable_obs(initial_meta_state);
-    int j=0;
-    for(auto it=fire.begin(); it!=fire.end(); it++,j++)
-        m_st[j%m_nb_thread].push(couple_th(c,*it));
-    pthread_barrier_wait(&m_barrier_threads);
-    pthread_barrier_wait(&m_barrier_builder);
-    c->setVisited();
-    return c;
-}
-
-void ModelCheckerTh::buildSucc(LDDState *agregate)
-{
-    if (!agregate->isVisited())
-    {
-        agregate->setVisited();
-        Set fire=firable_obs(agregate->getLDDValue());
-        int j=0;
-        for(auto it=fire.begin(); it!=fire.end(); it++,j++)
-            m_st[j%m_nb_thread].push(couple_th(agregate,*it));
-        pthread_barrier_wait(&m_barrier_threads);
-        pthread_barrier_wait(&m_barrier_builder);
-        //Wait for all threads to finish their work
-
-    }
-}
-
-void * ModelCheckerTh::Compute_successors()
-{
-    int id_thread;
-    int nb_it=0,nb_failed=0,max_succ=0;
-    pthread_mutex_lock(&m_mutex);
-    id_thread=m_id_thread++;
-    pthread_mutex_unlock(&m_mutex);
-    LDDState* reached_class=nullptr;
-
-    do
-    {
-        pthread_barrier_wait(&m_barrier_threads);
-        while (!m_st[id_thread].empty())
-        {
-            couple_th elt=m_st[id_thread].top();
-            m_st[id_thread].pop();
-            LDDState *aggregate=elt.first;
-            MDD meta_state=aggregate->getLDDValue();
-            int transition=elt.second;
-            MDD complete_state=Accessible_epsilon(get_successor(meta_state,transition));
-            reached_class=new LDDState;
-            reached_class->m_lddstate=complete_state;
-            pthread_mutex_lock(&m_graph_mutex);
-            LDDState* pos=m_graph->find(reached_class);
-            if(!pos)
-            {
-                m_graph->addArc();
-                m_graph->insert(reached_class);
-                pthread_mutex_unlock(&m_graph_mutex);
-                aggregate->Successors.insert(aggregate->Successors.begin(),LDDEdge(reached_class,transition));
-                reached_class->Predecessors.insert(reached_class->Predecessors.begin(),LDDEdge(aggregate,transition));
-            }
-            else
-            {
-                m_graph->addArc();
-                pthread_mutex_unlock(&m_graph_mutex);
-                aggregate->Successors.insert(aggregate->Successors.begin(),LDDEdge(pos,transition));
-                pos->Predecessors.insert(pos->Predecessors.begin(),LDDEdge(aggregate,transition));
-                delete reached_class;
-            }
-
-        }
-        pthread_barrier_wait(&m_barrier_builder);
-    }
-    while (!m_finish);
-}
-
-
-
-void * ModelCheckerTh::threadHandler(void *context)
-{
-    return ((ModelCheckerTh*)context)->Compute_successors();
-}
-
-void ModelCheckerTh::ComputeTh_Succ()
-{
-
-
-    int rc;
-//   m_graph=&g;
-//   m_graph->setTransition(m_transitionName);
-//   m_graph->setPlace(m_placeName);
-    m_id_thread=0;
-
-    pthread_mutex_init(&m_mutex, NULL);
-    //pthread_mutex_init(&m_gc_mutex,NULL);
-    pthread_mutex_init(&m_graph_mutex,NULL);
-    //pthread_mutex_init(&m_supervise_gc_mutex,NULL);
-    pthread_barrier_init(&m_barrier_threads, NULL, m_nb_thread+1);
-    pthread_barrier_init(&m_barrier_builder, NULL, m_nb_thread+1);
-
-    for (int i=0; i<m_nb_thread; i++)
-    {
-        if ((rc = pthread_create(&m_list_thread[i], NULL,threadHandler,this)))
-        {
-            cout<<"error: pthread_create, rc: "<<rc<<endl;
-        }
-    }
-    /* Compute_successors();
-     for (int i = 0; i < m_nb_thread-1; i++)
-     {
-         pthread_join(m_list_thread[i], NULL);
-     }*/
-
-
-}
-ModelCheckerTh::~ModelCheckerTh() {
-    m_finish=true;
-    pthread_barrier_wait(&m_barrier_threads);
-    pthread_barrier_wait(&m_barrier_builder);
-    for (int i = 0; i < m_nb_thread-1; i++)
-     {
-         pthread_join(m_list_thread[i], NULL);
-     }
-}
diff --git a/src/ModelCheckerBase.h b/src/ModelCheckerBase.h
deleted file mode 100644
index 16cd29acd59362bf519806dc08a171b474154229..0000000000000000000000000000000000000000
--- a/src/ModelCheckerBase.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef MODELCHECKERBASE_H
-#define MODELCHECKERBASE_H
-#include "CommonSOG.h"
-typedef pair<LDDState *, int> couple_th;
-typedef stack<pair<LDDState *,int>> pile_t;
-
-class ModelCheckerBase : public CommonSOG
-{
-public:
-    virtual ModelCheckerTh(const NewNet &R, int BOUND,int nbThread);
-    virtual ~ModelCheckerTh();
-    LDDState * buildInitialMetaState();
-
-    void buildSucc(LDDState *agregate);
-
-    void *Compute_successors();
-    void ComputeTh_Succ();
-private:
-
-    MDD m_initalMarking;
-
-
-};
-#endif