diff --git a/source/trunk/include/IsotopicVector.hxx b/source/trunk/include/IsotopicVector.hxx
index ca84b3f90a3bf58fa4fb603507915d8ea69d7fc0..7ecd75dd588eb08f494b2f1cce42403b00c8d1ae 100755
--- a/source/trunk/include/IsotopicVector.hxx
+++ b/source/trunk/include/IsotopicVector.hxx
@@ -78,7 +78,7 @@ public :
 	
 	
 	double	GetTotalMass() const;							//!< Return the mass (in tons) of the isotopic vector
-	double	MeanMolar() const;							//<! Return the mean molar mass of the isotopic vector
+	double	GetMeanMolarMass() const;							//<! Return the mean molar mass of the isotopic vector
 	
 	vector<int>		GetChemicalSpecies()		const;			//!< Return the list of chemichal species contained
 	int			GetZAIQuantity()		const
diff --git a/source/trunk/src/EquivalenceModel.cxx b/source/trunk/src/EquivalenceModel.cxx
index e7fdd260be58c831083925a9dd4bc454a773b13b..27502dbe14c9a0c354d14dbe546da725968bf6c7 100644
--- a/source/trunk/src/EquivalenceModel.cxx
+++ b/source/trunk/src/EquivalenceModel.cxx
@@ -3,62 +3,63 @@
 
 EquivalenceModel::EquivalenceModel():CLASSObject()
 {
-	fRelativMassPrecision = 1/10000.; //Mass precision
+	fRelativMassPrecision = 1/10000.; // Mass precision
 	fMaxInterration = 100; // Max iterration in build fueld algorythum
 	fFirstGuessFissilContent = 0.02;
-
+	
 }
 
 EquivalenceModel::EquivalenceModel(CLASSLogger* log):CLASSObject(log)
 {
-	fRelativMassPrecision = 1/10000.; //Mass precision
+	fRelativMassPrecision = 1/10000.; // Mass precision
 	fMaxInterration = 100; // Max iterration in build fueld algorythm
 	fFirstGuessFissilContent = 0.02;
-
+	
 }
 
 EquivalenceModel::~EquivalenceModel()
 {
-
+	
 }
 //________________________________________________________________________
-double EquivalenceModel::LAMBDA_TOT_FOR(double MassNeeded, vector<IsotopicVector> Stocks,string FisOrFer)
-{	
+double EquivalenceModel::LAMBDA_TOT_FOR(double MassNeeded, vector<IsotopicVector> Stocks, string FisOrFer)
+{
 	double Lambda_tot = 0;
-
-	//Calculating total mass of stock once and for all
+	
+	// Calculating total mass of stock once and for all
 	if( fTotalFissileMassInStocks==0 || fTotalFertileMassInStocks==0 )
-	{	
+	{
 		double TotalMassInStocks = 0;
 		for( int i = 0 ; i<(int)Stocks.size() ; i++ )
 			TotalMassInStocks += Stocks[i].GetTotalMass() ;
-
+		
 		if(FisOrFer == "Fis")
-			fTotalFissileMassInStocks = TotalMassInStocks*1e6; //in g
-	
+			fTotalFissileMassInStocks = TotalMassInStocks * 1e6; // in grams
 		else
-			fTotalFertileMassInStocks = TotalMassInStocks*1e6; //in g
+			fTotalFertileMassInStocks = TotalMassInStocks * 1e6; // in grams
 	}
-
+	
 	double TotalMassInStocks = 0;
+	
 	if(FisOrFer == "Fis")
 		TotalMassInStocks = fTotalFissileMassInStocks;
 	else
 		TotalMassInStocks = fTotalFertileMassInStocks;
-
-	//If there is not enought matter in stocks construction fails
+	
+	// If there is not enought matter in stocks construction fails
 	if( MassNeeded > TotalMassInStocks )
 	{
 		WARNING<<"Not enought "<< FisOrFer <<" material to build fuel"<<endl;
 		WARNING<<TotalMassInStocks<<endl;
 		return -1;
 	}
-
+	
 	for( int i = 0 ; i<(int)Stocks.size() ; i++ )
 	{
-
+		
 		if( MassNeeded  >= (Stocks[i].GetTotalMass()*1e6) )
-		{	Lambda_tot+=1;
+		{
+			Lambda_tot+=1;
 			MassNeeded -= (Stocks[i].GetTotalMass()*1e6);
 		}
 		else
@@ -67,140 +68,155 @@ double EquivalenceModel::LAMBDA_TOT_FOR(double MassNeeded, vector<IsotopicVector
 			break;
 		}
 	}
-
-return Lambda_tot;
+	
+	return Lambda_tot;
 }
 //________________________________________________________________________
-bool EquivalenceModel::Build_Fuel_According_Lambda(vector<double> &lambda,vector<IsotopicVector> FissilArray, vector<IsotopicVector> FertilArray, double HMMass,IsotopicVector &Fissile, IsotopicVector &Fertile)
+bool EquivalenceModel::Build_Fuel_According_Lambda(vector<double> &lambda,vector<IsotopicVector> FissilArray, vector<IsotopicVector> FertilArray, double HMMass, IsotopicVector &Fissile, IsotopicVector &Fertile)
 {
-		//Build the Plutonium vector from stocks
-		Fissile.Clear();	
-
-		for( int i = 0 ; i < (int)FissilArray.size() ; i++ )
-			Fissile +=lambda[i] * FissilArray[i];
-
-		double AvailablePuMass = Fissile.GetTotalMass() * 1e6; //in grams
-		//Building complementary Fertile from stocks
-		double FertilMassNeeded = HMMass - AvailablePuMass;			
-		double LAMBDA_FERTILE = LAMBDA_TOT_FOR( FertilMassNeeded , FertilArray , "Fer" );
-		
-		SetLambda(lambda, (int)FissilArray.size(), (int)lambda.size()-1,LAMBDA_FERTILE);
-		
-		int j=-1;
-		Fertile.Clear();
-		for(int i = (int)FissilArray.size() ; i < (int)FissilArray.size()+(int)FertilArray.size() ; i++)
-		{	j++;
-			Fertile +=  lambda[i] * FertilArray[j];
-		}
+	//Build the Plutonium vector from stocks
+	Fissile.Clear();
+	for( int i = 0; i < (int)FissilArray.size(); i++ )
+		Fissile += lambda[i] * FissilArray[i];
 	
-		if(  fabs(Fertile.GetTotalMass()*1e6 - FertilMassNeeded) > FertilMassNeeded * 1e-6)//Not enought fertile in stocks
-		{
-			WARNING<<"Not enought fertile material to build fuel"<<endl;
-			return false;
-		}
-
-return true;
+	
+	double AvailablePuMass = Fissile.GetTotalMass() * 1e6; // in grams
+	
+	// Building complementary Fertile from stocks
+	double FertilMassNeeded = HMMass - AvailablePuMass;
+	double LAMBDA_FERTILE = LAMBDA_TOT_FOR( FertilMassNeeded , FertilArray , "Fer" );
+	
+	SetLambda(lambda, (int)FissilArray.size(), (int)lambda.size()-1, LAMBDA_FERTILE);
+	
+	int j=-1;
+	Fertile.Clear();
+	for(int i = (int)FissilArray.size() ; i < (int)FissilArray.size()+(int)FertilArray.size() ; i++)
+	{
+		j++;
+		Fertile +=  lambda[i] * FertilArray[j];
+	}
+	
+	if(  fabs(Fertile.GetTotalMass()*1e6 - FertilMassNeeded) > FertilMassNeeded * 1e-6) // Not enought fertile in stocks
+	{
+		WARNING << "Not enought fertile material to build fuel" << endl;
+		return false;
+	}
+	
+	return true;
 }
 //________________________________________________________________________
 vector<double> EquivalenceModel::BuildFuel(double BurnUp, double HMMass,vector<IsotopicVector> FissilArray, vector<IsotopicVector> FertilArray)
 {
-
-DBGL	
-	vector<double> lambda ; //vector of portion of stocks taken (fissile & fertil)
-	/***Test if there is a stock**/
+	
+	DBGL
+	vector<double> lambda ; // vector of portion of stocks taken (fissile & fertil)
+	
+	
+	/*** Test if there is a stock **/
 	if( (int)FissilArray.size()==0 )
-	{	WARNING<<" No fissile stocks available ! Fuel not build"<<endl;
+	{	WARNING << " No fissile stocks available ! Fuel not build" << endl;
 		lambda[0] = -1;
 		return lambda;
 	}
-
-	HMMass*=1e6;//tons to gram
-
-	/****Some initializations**/
+	
+	HMMass *= 1e6; // Unit onversion : tons to gram
+	
+	/**** Some initializations **/
 	fTotalFissileMassInStocks = 0;
 	fTotalFertileMassInStocks = 0;
-	fActualFissileContent = GetBuildFuelFirstGuess(); 
-
+	
+	fActualFissileContent = GetBuildFuelFirstGuess();
+	
 	for(int i = 0 ; i < (int)FissilArray.size() + (int)FertilArray.size() ; i++ )
 		lambda.push_back(0);
-
+	
 	IsotopicVector Fertile;
 	IsotopicVector Fissile;
+	
 	double AvailablePuMass = 0;
-	double PuMassNeeded = HMMass * fActualFissileContent; 
+	double PuMassNeeded = HMMass * fActualFissileContent;
 	double WeightPuContent = 0;
 	int loopCount = 0;
-
+	
 	do
 	{
 		double LAMBDA_NEEDED = LAMBDA_TOT_FOR(PuMassNeeded,FissilArray,"Fis");
-		if(LAMBDA_NEEDED == -1)	// Check if previous lambda was well calculated
-		{	
+		if( LAMBDA_NEEDED == -1 )	// Check if previous lambda was well calculated
+		{
 			for(int i=0 ; i < (int)FissilArray.size() + (int)FertilArray.size();i++ )
 				lambda[i]= -1;
 			
-			WARNING<<"Not enought fissile material to build fuel"<<endl;
-
+			WARNING << "Not enought fissile material to build fuel" << endl;
+			
 			return lambda;
 		}
-		SetLambda(lambda,0,FissilArray.size()-1,LAMBDA_NEEDED );
-		bool succeed = Build_Fuel_According_Lambda(lambda,FissilArray,FertilArray,HMMass,Fissile,Fertile);
+		
+		SetLambda(lambda, 0, FissilArray.size()-1, LAMBDA_NEEDED );
+		
+		bool succeed = Build_Fuel_According_Lambda(lambda, FissilArray, FertilArray, HMMass, Fissile, Fertile);
+		
 		if(!succeed)
-		{	for( int i = 0 ; i < (int)FissilArray.size() + (int)FertilArray.size() ; i++ )
-				lambda[i] = -1; //error code (read by FabricationPlant)
-
+		{
+			for( int i = 0; i < (int)FissilArray.size() + (int)FertilArray.size(); i++ )
+				lambda[i] = -1; // Error code (readed by FabricationPlant)
+			
 			return lambda;
 		}
-
+		
 		AvailablePuMass = Fissile.GetTotalMass() * 1e6; //in grams
-
+		
 		if (loopCount > fMaxInterration)
 		{
-			ERROR << "Too much iterration in BuildFuel Method ! Need improvement in fuel fabrication ! Ask for it or D.I.Y. !!" << endl;
+			ERROR << "Too much iterration in BuildFuel Method !";
+			ERROR << "Need improvement in fuel fabrication ! Ask for it or D.I.Y. !!" << endl;
 			exit(1);
 		}
 		
-		/*Calcul the quantity of this composition needed to reach the burnup*/
+		/* Calcul the quantity of this composition needed to reach the burnup */
 		double MolarPuContent = GetFissileMolarFraction(Fissile, Fertile, BurnUp);
-		double MeanMolarPu = Fissile.MeanMolar();
-		double MeanMolarDepletedU = Fertile.MeanMolar();
-		double MeanMolar   = MeanMolarPu * MolarPuContent + (1-MolarPuContent)*MeanMolarDepletedU;
-		WeightPuContent = MolarPuContent * MeanMolarPu / MeanMolar ;
-
+		
+		double MeanMolarPu = Fissile.GetMeanMolarMass();
+		double MeanMolarDepletedU = Fertile.GetMeanMolarMass();
+		
+		double MeanMolar = MeanMolarPu * MolarPuContent + (1-MolarPuContent)  *MeanMolarDepletedU;
+		
+		
+		WeightPuContent = MolarPuContent * MeanMolarPu / MeanMolar;
 		fActualFissileContent = MolarPuContent; //fActualFissileContent can be accessed by a derivated EquivalenModel to accelerate GetFissileMolarFraction function (exemple in EQM_MLP_Kinf)
 		PuMassNeeded = WeightPuContent  *  HMMass ;
-		DBGV("MolarPuContent "<<MolarPuContent<<" DeltaM "<<PuMassNeeded-AvailablePuMass << " g");
-
+		
+		DBGV( "MolarPuContent " << MolarPuContent << " DeltaM " << PuMassNeeded - AvailablePuMass << " g" );
+		
 		loopCount++;
-
-	}while(  fabs(PuMassNeeded - AvailablePuMass)/HMMass > fRelativMassPrecision );
-
-
-	DBGV("Weight percent fissil : "<<PuMassNeeded/HMMass );
-	DBGV("Lambda vector: ");
-	for(int i = 0 ; i < (int)FissilArray.size() + (int)FertilArray.size() ; i++ )
-			DBGV(lambda[i]);
+		
+	}while(  fabs( PuMassNeeded - AvailablePuMass )/HMMass > fRelativMassPrecision );
+	
+	
+	DBGV( "Weight percent fissil : " << PuMassNeeded/HMMass );
+	DBGV( "Lambda vector: " );
+	for(int i = 0; i < (int)FissilArray.size() + (int)FertilArray.size(); i++ )
+		DBGV(lambda[i]);
 	
 	return lambda;
 }
 //________________________________________________________________________
 void EquivalenceModel::SetLambda(vector<double>& lambda ,int FirstStockID, int LastStockID, double LAMBDA_TOT)
 {
-		if(LAMBDA_TOT > LastStockID - FirstStockID + 1 )
-		{
-			ERROR << " FATAL ERROR " <<endl;
-			exit(0);
-		}
-
-		for(int i = FirstStockID ; i <= LastStockID ; i++) //set to 0 all non touched value (to be sure)
-			lambda[i] = 0  ;
-
-		int IntegerPart = floor( LAMBDA_TOT );
-		double DecimalPart = LAMBDA_TOT - IntegerPart;
-
-		for(int i=FirstStockID  ; i < FirstStockID +IntegerPart ;i++ )
-				lambda[i]=1;
-
-		lambda[FirstStockID + IntegerPart] = DecimalPart  ;
+	if( LAMBDA_TOT > LastStockID - FirstStockID + 1 )
+	{
+		ERROR << " FATAL ERROR " << endl;
+		exit(0);
+	}
+	
+	for( int i = FirstStockID; i <= LastStockID; i++ ) //set to 0 all non touched value (to be sure)
+		lambda[i] = 0  ;
+	
+	int IntegerPart = floor( LAMBDA_TOT );
+	double DecimalPart = LAMBDA_TOT - IntegerPart;
+	
+	for( int i=FirstStockID; i < FirstStockID +IntegerPart; i++ )
+		lambda[i] = 1;
+	
+	lambda[FirstStockID + IntegerPart] = DecimalPart;
 }
 //________________________________________________________________________
diff --git a/source/trunk/src/IsotopicVector.cxx b/source/trunk/src/IsotopicVector.cxx
index cbf0cb568813d6d79413556bd9ea004c2b4bac3f..0bb2626688363f7f0cc87ebad3f35017499757d0 100755
--- a/source/trunk/src/IsotopicVector.cxx
+++ b/source/trunk/src/IsotopicVector.cxx
@@ -554,7 +554,7 @@ double IsotopicVector::GetTotalMass() const
 }
 //________________________________________________________________________
 
-double IsotopicVector::MeanMolar() const
+double IsotopicVector::GetMeanMolarMass() const
 {
 	return GetTotalMass() * 1e6 * AVOGADRO / GetActinidesComposition().GetSumOfAll();
 }