diff --git a/source/trunk/Model/Equivalence/EQM_BakerRoss_FBR_MOX.hxx b/source/trunk/Model/Equivalence/EQM_BakerRoss_FBR_MOX.hxx
index 53f570d9f37a48751ac0cf0d4fcc443cede0b34c..4eddfb15172b39b0922f9ee60b04b9f302d802cf 100644
--- a/source/trunk/Model/Equivalence/EQM_BakerRoss_FBR_MOX.hxx
+++ b/source/trunk/Model/Equivalence/EQM_BakerRoss_FBR_MOX.hxx
@@ -17,7 +17,7 @@
 using namespace std;
 
 //-----------------------------------------------------------------------------//
-//! Define an EquivalenceModel based on Baker and Ross formula
+//! Defines an EquivalenceModel based on Baker and Ross formula
 
 /*!
  The aim of these class is to constuct a fuel from an equivalence model
diff --git a/source/trunk/Model/Equivalence/EQM_LIN_PWR_MOX.hxx b/source/trunk/Model/Equivalence/EQM_LIN_PWR_MOX.hxx
index dde4578f6cd2fa5429b8cf3402f26171033252c0..851bcd3d74009b36a1b4159495163c71d1ba24c1 100644
--- a/source/trunk/Model/Equivalence/EQM_LIN_PWR_MOX.hxx
+++ b/source/trunk/Model/Equivalence/EQM_LIN_PWR_MOX.hxx
@@ -17,7 +17,7 @@
 using namespace std;
 
 //-----------------------------------------------------------------------------//
-//! Define an EquivalenceModel based on a linear fit
+//! Defines an EquivalenceModel based on a linear fit
 
 /*!
  The aim of these class is to constuct a fuel from an equivalence model
diff --git a/source/trunk/Model/Equivalence/EQM_MLP_PWR_MOX.hxx b/source/trunk/Model/Equivalence/EQM_MLP_PWR_MOX.hxx
index 8faa52e159498f8578ce64afc333416ee733bccc..21b633da4333aff568f40a65384d34c0481ed6ff 100644
--- a/source/trunk/Model/Equivalence/EQM_MLP_PWR_MOX.hxx
+++ b/source/trunk/Model/Equivalence/EQM_MLP_PWR_MOX.hxx
@@ -17,7 +17,7 @@
 using namespace std;
 
 //-----------------------------------------------------------------------------//
-//! Define an EquivalenceModel based on neural network
+//! Defines an EquivalenceModel based on neural network
 
 /*!
  The aim of these class is to constuct a fuel from an equivalence model
diff --git a/source/trunk/Model/Equivalence/EQM_POL_PWR_UO2.hxx b/source/trunk/Model/Equivalence/EQM_POL_PWR_UO2.hxx
index 37ae2c6fc896c992db098cc1e2162419c6c6fd50..6f8631669e2336ae4c806b6a630a8e2fece9f1b0 100644
--- a/source/trunk/Model/Equivalence/EQM_POL_PWR_UO2.hxx
+++ b/source/trunk/Model/Equivalence/EQM_POL_PWR_UO2.hxx
@@ -9,7 +9,7 @@ using namespace std;
 //! Define an EquivalenceModel based on a polynomial fit
 
 /*!
- Define a EQM_POL_PWR_UO2
+ Defines a EQM_POL_PWR_UO2
  It returns the @f$^{235}U@f$ enrichment e according to this polynom :
  
  @f$e=\alpha_{0} + \alpha_{1}\cdot Burnup + \alpha_{2}\cdot Burnup \cdot Burnup @f$
diff --git a/source/trunk/Model/Equivalence/EQM_QUAD_PWR_MOX.hxx b/source/trunk/Model/Equivalence/EQM_QUAD_PWR_MOX.hxx
index 6642189264e8e0afac2aeb5c282cf327fa16c2aa..8be909cc0e9cad5e82de08991d5bb0573603f453 100644
--- a/source/trunk/Model/Equivalence/EQM_QUAD_PWR_MOX.hxx
+++ b/source/trunk/Model/Equivalence/EQM_QUAD_PWR_MOX.hxx
@@ -17,10 +17,9 @@
 using namespace std;
 
 //-----------------------------------------------------------------------------//
-//! Define an EquivalenceModel based on a quadratic fit
+//! Defines an EquivalenceModel based on a quadratic fit
 
 /*!
- Define a EQM_QUAD_PWR_MOX.
  The aim of these class is to constuct a fuel from an equivalence model
  based on a Quadratic Pu equivalent Model
  The Plutonium content e is calculated using :
diff --git a/source/trunk/Model/Irradiation/IM_Matrix.hxx b/source/trunk/Model/Irradiation/IM_Matrix.hxx
index 74207ef7477b7a2197fec3700091e6cc619af021..0c544ad748f08283b489fd77fe26b824e56980f5 100644
--- a/source/trunk/Model/Irradiation/IM_Matrix.hxx
+++ b/source/trunk/Model/Irradiation/IM_Matrix.hxx
@@ -19,7 +19,7 @@ using namespace std;
 class CLASSLogger;
 
 //-----------------------------------------------------------------------------//
-//! Define en IrradiationModel based on power series of the exponential of the Bateman matrix
+//! Defines an IrradiationModel based on power series of the exponential of the Bateman matrix
 
 /*!
  Define a IM_Matrix.
diff --git a/source/trunk/Model/Irradiation/IM_RK4.hxx b/source/trunk/Model/Irradiation/IM_RK4.hxx
index e9d300259c8dc06dcfd27f4e186200b1cc043472..b5c27157affdef67302bdfc6e65188c3e0bdde63 100644
--- a/source/trunk/Model/Irradiation/IM_RK4.hxx
+++ b/source/trunk/Model/Irradiation/IM_RK4.hxx
@@ -20,7 +20,7 @@ using namespace std;
 class CLASSLogger;
 
 //-----------------------------------------------------------------------------//
-//! Define en IrradiationModel based on Runge Kutta 4th order
+//! Defines an IrradiationModel based on Runge Kutta 4th order
 /*!
  The aim of these class is to solve numericaly the Bateman equations using 
  Runge Kutta 4th order method