diff --git a/hurricane/src/hurricane/Cell.cpp b/hurricane/src/hurricane/Cell.cpp
index d46c0b91..19f43382 100644
--- a/hurricane/src/hurricane/Cell.cpp
+++ b/hurricane/src/hurricane/Cell.cpp
@@ -48,7 +48,7 @@ Cell::Cell(Library* library, const Name& name)
     if (!_library)
         throw Error("Can't create " + _TName("Cell") + " : null library");
 
-    if (name.IsEmpty())
+    if (name.isEmpty())
         throw Error("Can't create " + _TName("Cell") + " : empty name");
 
     if (_library->getCell(_name))
@@ -103,7 +103,7 @@ void Cell::setName(const Name& name)
 // *********************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change " + _TName("Cell") + " name : empty name");
 
         if (_library->getCell(name))
diff --git a/hurricane/src/hurricane/DRCError.cpp b/hurricane/src/hurricane/DRCError.cpp
index 1b7a626b..12107a84 100644
--- a/hurricane/src/hurricane/DRCError.cpp
+++ b/hurricane/src/hurricane/DRCError.cpp
@@ -23,7 +23,7 @@ DRCError::DRCError(Cell* cell, const Name& name, const Box& boundingBox)
     _name(name),
     _boundingBox(boundingBox)
 {
-    if (_name.IsEmpty())
+    if (_name.isEmpty())
         throw Error("Can't create " + _TName("DRCError") + " : empty name");
 
     if (_boundingBox.isEmpty())
diff --git a/hurricane/src/hurricane/Entity.cpp b/hurricane/src/hurricane/Entity.cpp
index 34f3f80e..b3ec9813 100644
--- a/hurricane/src/hurricane/Entity.cpp
+++ b/hurricane/src/hurricane/Entity.cpp
@@ -81,7 +81,7 @@ Record* Entity::_getRecord() const
     Record* record = Inherit::_getRecord();
     if (record) {
         Occurrence occurrence = Occurrence(this);
-        if (occurrence.HasProperty())
+        if (occurrence.hasProperty())
             record->Add(getSlot("Occurrence", occurrence));
     }
     return record;
diff --git a/hurricane/src/hurricane/Go.cpp b/hurricane/src/hurricane/Go.cpp
index 2537a4c1..3a391d22 100644
--- a/hurricane/src/hurricane/Go.cpp
+++ b/hurricane/src/hurricane/Go.cpp
@@ -25,19 +25,19 @@ Go::Go()
 {
 }
 
-bool Go::AutoMaterializationIsDisabled()
+bool Go::autoMaterializationIsDisabled()
 // *************************************
 {
     return !AUTO_MATERIALIZATION_IS_ENABLED;
 }
 
-void Go::EnableAutoMaterialization()
+void Go::enableAutoMaterialization()
 // *********************************
 {
     AUTO_MATERIALIZATION_IS_ENABLED = true;
 }
 
-void Go::DisableAutoMaterialization()
+void Go::disableAutoMaterialization()
 // **********************************
 {
     AUTO_MATERIALIZATION_IS_ENABLED = false;
@@ -48,7 +48,7 @@ void Go::_postCreate()
 {
     Inherit::_postCreate();
 
-    if (!AutoMaterializationIsDisabled()) materialize(); // materialized after entire post creation
+    if (!autoMaterializationIsDisabled()) materialize(); // materialized after entire post creation
 }
 
 void Go::_preDestroy()
diff --git a/hurricane/src/hurricane/Go.h b/hurricane/src/hurricane/Go.h
index c44c0658..30224555 100644
--- a/hurricane/src/hurricane/Go.h
+++ b/hurricane/src/hurricane/Go.h
@@ -47,15 +47,15 @@ class Go : public Entity {
 // Predicates
 // **********
 
-    public: static bool AutoMaterializationIsDisabled();
+    public: static bool autoMaterializationIsDisabled();
 
     public: bool isMaterialized() const {return (_quadTree != NULL);};
 
 // Updators
 // ********
 
-    public: static void EnableAutoMaterialization();
-    public: static void DisableAutoMaterialization();
+    public: static void enableAutoMaterialization();
+    public: static void disableAutoMaterialization();
 
     public: virtual void materialize() = 0;
     public: virtual void unmaterialize() = 0;
diff --git a/hurricane/src/hurricane/Instance.cpp b/hurricane/src/hurricane/Instance.cpp
index de8ea125..bc8e0be5 100644
--- a/hurricane/src/hurricane/Instance.cpp
+++ b/hurricane/src/hurricane/Instance.cpp
@@ -169,7 +169,7 @@ Instance::Instance(Cell* cell, const Name& name, Cell* masterCell, const Transfo
     if (!_cell)
         throw Error("Can't create " + _TName("Instance") + " : null cell");
 
-    if (name.IsEmpty())
+    if (name.isEmpty())
         throw Error("Can't create " + _TName("Instance") + " : empty name");
 
     if (_cell->getInstance(_name))
@@ -339,7 +339,7 @@ void Instance::setName(const Name& name)
 // *************************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change instance name : empty name");
 
         if (_cell->getInstance(name))
diff --git a/hurricane/src/hurricane/Layer.cpp b/hurricane/src/hurricane/Layer.cpp
index b34cae7e..b753b14e 100644
--- a/hurricane/src/hurricane/Layer.cpp
+++ b/hurricane/src/hurricane/Layer.cpp
@@ -31,7 +31,7 @@ Layer::Layer(Technology* technology, const Name& name, const Unit& minimalSize,
     if (!_technology)
         throw Error("Can't create " + _TName("Layer") + " : null technology");
 
-    if (_name.IsEmpty())
+    if (_name.isEmpty())
         throw Error("Can't create " + _TName("Layer") + " : empty name");
 
     if (_technology->getLayer(_name))
@@ -54,7 +54,7 @@ void Layer::setName(const Name& name)
 // **********************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change layer name : empty name");
 
         if (_technology->getLayer(name))
diff --git a/hurricane/src/hurricane/Library.cpp b/hurricane/src/hurricane/Library.cpp
index 1eb0b9f3..5b05fea6 100644
--- a/hurricane/src/hurricane/Library.cpp
+++ b/hurricane/src/hurricane/Library.cpp
@@ -31,7 +31,7 @@ Library::Library(DataBase* dataBase, Library* library, const Name& name)
     if (!_dataBase)
         throw Error("Can't create " + _TName("Library") + " : null data base");
 
-    if (name.IsEmpty())
+    if (name.isEmpty())
         throw Error("Can't create " + _TName("Library") + " : empty name");
 
     if (!_library) {
@@ -71,7 +71,7 @@ void Library::SetName(const Name& name)
 // ************************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change library name : empty name");
 
         if (_library && _library->getLibrary(name))
diff --git a/hurricane/src/hurricane/Name.cpp b/hurricane/src/hurricane/Name.cpp
index e4ea9acd..3ea9d6d8 100644
--- a/hurricane/src/hurricane/Name.cpp
+++ b/hurricane/src/hurricane/Name.cpp
@@ -148,7 +148,7 @@ char Name::operator[](unsigned index) const
     return _sharedName->_string[index];
 }
 
-bool Name::IsEmpty() const
+bool Name::isEmpty() const
 // ***********************
 {
     return _sharedName->_string.empty();
diff --git a/hurricane/src/hurricane/Name.h b/hurricane/src/hurricane/Name.h
index f93739e3..5bb64420 100644
--- a/hurricane/src/hurricane/Name.h
+++ b/hurricane/src/hurricane/Name.h
@@ -60,7 +60,7 @@ class Name {
 // Predicates
 // **********
 
-    public: bool IsEmpty() const;
+    public: bool isEmpty() const;
 
 // Others
 // ******
diff --git a/hurricane/src/hurricane/Net.cpp b/hurricane/src/hurricane/Net.cpp
index 95a1ed26..262826f9 100644
--- a/hurricane/src/hurricane/Net.cpp
+++ b/hurricane/src/hurricane/Net.cpp
@@ -254,7 +254,7 @@ Net::Net(Cell* cell, const Name& name)
     if (!_cell)
         throw Error("Can't create " + _TName("Net") + " : null cell");
 
-    if (name.IsEmpty())
+    if (name.isEmpty())
         throw Error("Can't create " + _TName("Net") + " : empty name");
 
     if (_cell->getNet(_name))
@@ -414,7 +414,7 @@ void Net::setName(const Name& name)
 // ********************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change net name : empty name");
 
         if (_cell->getNet(name))
diff --git a/hurricane/src/hurricane/Occurrence.cpp b/hurricane/src/hurricane/Occurrence.cpp
index 9d72f687..ccc99bde 100644
--- a/hurricane/src/hurricane/Occurrence.cpp
+++ b/hurricane/src/hurricane/Occurrence.cpp
@@ -121,20 +121,20 @@ Box Occurrence::getBoundingBox() const
     return _sharedPath->getTransformation().getBox(_entity->getBoundingBox());
 }
 
-bool Occurrence::HasProperty() const
+bool Occurrence::hasProperty() const
 // ********************************
 {
     return (_getQuark() != NULL);
 }
 
-void Occurrence::MakeInvalid()
+void Occurrence::makeInvalid()
 // **************************
 {
     _entity = NULL;
     _sharedPath = NULL;
 }
 
-void Occurrence::Put(Property* property)
+void Occurrence::put(Property* property)
 // ************************************
 {
     if (!_entity)
@@ -148,7 +148,7 @@ void Occurrence::Put(Property* property)
     quark->put(property);
 }
 
-void Occurrence::Remove(Property* property)
+void Occurrence::remove(Property* property)
 // ***************************************
 {
     if (!_entity)
@@ -161,7 +161,7 @@ void Occurrence::Remove(Property* property)
     if (quark) quark->remove(property);
 }
 
-void Occurrence::RemoveProperty(const Name& name)
+void Occurrence::removeProperty(const Name& name)
 // *********************************************
 {
     if (!_entity)
@@ -171,7 +171,7 @@ void Occurrence::RemoveProperty(const Name& name)
     if (quark) quark->removeProperty(name);
 }
 
-void Occurrence::ClearProperties()
+void Occurrence::clearProperties()
 // ******************************
 {
     Quark* quark = _getQuark();
diff --git a/hurricane/src/hurricane/Occurrence.h b/hurricane/src/hurricane/Occurrence.h
index fe51540a..26507596 100644
--- a/hurricane/src/hurricane/Occurrence.h
+++ b/hurricane/src/hurricane/Occurrence.h
@@ -64,16 +64,16 @@ class Occurrence {
 // **********
 
     public: bool isValid() const {return (_entity != NULL);};
-    public: bool HasProperty() const;
+    public: bool hasProperty() const;
 
 // Updators
 // ********
 
-    public: void MakeInvalid();
-    public: void Put(Property* property);
-    public: void Remove(Property* property);
-    public: void RemoveProperty(const Name& name);
-    public: void ClearProperties();
+    public: void makeInvalid();
+    public: void put(Property* property);
+    public: void remove(Property* property);
+    public: void removeProperty(const Name& name);
+    public: void clearProperties();
 
 // Others
 // ******
diff --git a/hurricane/src/hurricane/Reference.cpp b/hurricane/src/hurricane/Reference.cpp
index 2ada4cd5..8550286e 100644
--- a/hurricane/src/hurricane/Reference.cpp
+++ b/hurricane/src/hurricane/Reference.cpp
@@ -32,7 +32,7 @@ Reference::Reference(Cell* cell, const Name& name, Unit x, Unit y)
 {
   if ( !_extend ) _extend = getUnit(0.5);
 
-  if (_name.IsEmpty())
+  if (_name.isEmpty())
     throw Error("Can't create " + _TName("Reference") + " : empty name");
 }
 
diff --git a/hurricane/src/hurricane/Technology.cpp b/hurricane/src/hurricane/Technology.cpp
index 399a62cb..496d057c 100644
--- a/hurricane/src/hurricane/Technology.cpp
+++ b/hurricane/src/hurricane/Technology.cpp
@@ -104,7 +104,7 @@ Technology::Technology(DataBase* dataBase, const Name& name)
     if (_dataBase->getTechnology())
         throw Error("Can't create " + _TName("Technology") + " : already exists");
 
-    if (_name.IsEmpty())
+    if (_name.isEmpty())
         throw Error("Can't create " + _TName("Technology") + " : empty name");
 }
 
@@ -156,7 +156,7 @@ void Technology::SetName(const Name& name)
 // ***************************************
 {
     if (name != _name) {
-        if (name.IsEmpty())
+        if (name.isEmpty())
             throw Error("Can't change technology name : empty name");
 
         _name = name;
diff --git a/hurricane/src/pyext/PyName.cpp b/hurricane/src/pyext/PyName.cpp
index 758c6297..1807cff1 100644
--- a/hurricane/src/pyext/PyName.cpp
+++ b/hurricane/src/pyext/PyName.cpp
@@ -75,11 +75,11 @@ extern "C" {
 
   //DirectGetBoolAttribute(PyName_IsEmpty,IsEmpty,PyName,Name)
 
-  static PyObject* PyName_IsEmpty ( PyName *self ) {
-    trace << "PyName_IsEmpty()" << endl;
+  static PyObject* PyName_isEmpty ( PyName *self ) {
+    trace << "PyName_isEmpty()" << endl;
     
-    METHOD_HEAD ( "Name.IsEmpty()" )
-    return ( Py_BuildValue ("i",_object->IsEmpty()) );
+    METHOD_HEAD ( "Name.isEmpty()" )
+    return ( Py_BuildValue ("i",_object->isEmpty()) );
   }
 
 
@@ -93,7 +93,7 @@ extern "C" {
   // PyName Attribute Method table.
 
   PyMethodDef PyName_Methods[] =
-    { { "IsEmpty"  , (PyCFunction)PyName_IsEmpty  , METH_NOARGS , "True if empty." }
+    { { "isEmpty"  , (PyCFunction)PyName_isEmpty  , METH_NOARGS , "True if empty." }
     , { "destroy"  , (PyCFunction)PyName_destroy   , METH_NOARGS
                    , "Destroy associated hurricane object The python object remains." }
     , {NULL, NULL, 0, NULL}           /* sentinel */
diff --git a/hurricane/src/pyext/PyOccurrence.cpp b/hurricane/src/pyext/PyOccurrence.cpp
index dd182190..0e9752ad 100644
--- a/hurricane/src/pyext/PyOccurrence.cpp
+++ b/hurricane/src/pyext/PyOccurrence.cpp
@@ -86,7 +86,7 @@ extern "C" {
 
   // Standart Predicates (Attributes).
   DirectGetBoolAttribute(PyOccurrence_isValid    ,isValid    ,PyOccurrence,Occurrence)
-  DirectGetBoolAttribute(PyOccurrence_HasProperty,HasProperty,PyOccurrence,Occurrence)
+  DirectGetBoolAttribute(PyOccurrence_hasProperty,hasProperty,PyOccurrence,Occurrence)
 
 
   // Standart destroy (Attribute).
@@ -227,7 +227,7 @@ extern "C" {
     , { "getMasterCell" , (PyCFunction)PyOccurrence_getMasterCell , METH_NOARGS, "Returns the cell owning the referenced entity." }
     , { "getBoundingBox", (PyCFunction)PyOccurrence_getBoundingBox, METH_NOARGS, "Returns the occurrence bounding box." }
     , { "isValid"       , (PyCFunction)PyOccurrence_isValid       , METH_NOARGS, "Returns true if the occurrence is valid." }
-    , { "HasProperty"   , (PyCFunction)PyOccurrence_HasProperty   , METH_NOARGS, "Returns true if the occurrence owns some properties." }
+    , { "hasProperty"   , (PyCFunction)PyOccurrence_hasProperty   , METH_NOARGS, "Returns true if the occurrence owns some properties." }
     , { "destroy"       , (PyCFunction)PyOccurrence_destroy       , METH_NOARGS
                         , "Destroy associated hurricane object, the python object remains." }
     , {NULL, NULL, 0, NULL}           /* sentinel */