diff --git a/apps/graph/values/interval_parameter_selector_controller.cpp b/apps/graph/values/interval_parameter_selector_controller.cpp
index 7430555f3..6be6dc44a 100644
--- a/apps/graph/values/interval_parameter_selector_controller.cpp
+++ b/apps/graph/values/interval_parameter_selector_controller.cpp
@@ -36,6 +36,7 @@ bool IntervalParameterSelectorController::handleEvent(Ion::Events::Event event)
     Shared::IntervalParameterController * controller = App::app()->valuesController()->intervalParameterController();
     Shared::CartesianFunction::PlotType plotType = plotTypeAtRow(selectedRow());
     controller->setTitle(messageForType(plotType));
+    setStartEndMessages(controller, plotType);
     controller->setInterval(App::app()->intervalForType(plotType));
     stack->push(controller);
     return true;
@@ -97,4 +98,15 @@ I18n::Message IntervalParameterSelectorController::messageForType(Shared::Cartes
   return message[static_cast<size_t>(plotType)];
 }
 
+void IntervalParameterSelectorController::setStartEndMessages(Shared::IntervalParameterController * controller, Shared::CartesianFunction::PlotType plotType) {
+  if (plotType == Shared::CartesianFunction::PlotType::Cartesian) {
+    controller->setStartEndMessages(I18n::Message::XStart, I18n::Message::XEnd);
+  } else if (plotType == Shared::CartesianFunction::PlotType::Polar) {
+    controller->setStartEndMessages(I18n::Message::ThetaStart, I18n::Message::ThetaEnd);
+  } else {
+    assert(plotType == Shared::CartesianFunction::PlotType::Parametric);
+    controller->setStartEndMessages(I18n::Message::TStart, I18n::Message::TEnd);
+  }
+}
+
 }
diff --git a/apps/graph/values/interval_parameter_selector_controller.h b/apps/graph/values/interval_parameter_selector_controller.h
index 20d28a511..77ddbefd9 100644
--- a/apps/graph/values/interval_parameter_selector_controller.h
+++ b/apps/graph/values/interval_parameter_selector_controller.h
@@ -3,6 +3,7 @@
 
 #include <escher.h>
 #include "../../shared/cartesian_function.h"
+#include <apps/shared/interval_parameter_controller.h>
 
 namespace Graph {
 
@@ -19,6 +20,7 @@ public:
   int reusableCellCount() override;
   HighlightCell * reusableCell(int index) override;
   void willDisplayCellForIndex(HighlightCell * cell, int index) override;
+  void setStartEndMessages(Shared::IntervalParameterController * controller, Shared::CartesianFunction::PlotType plotType);
 private:
   Shared::CartesianFunction::PlotType plotTypeAtRow(int j) const;
   I18n::Message messageForType(Shared::CartesianFunction::PlotType plotType);
diff --git a/apps/graph/values/values_controller.cpp b/apps/graph/values/values_controller.cpp
index 68de0a013..f19bc1d72 100644
--- a/apps/graph/values/values_controller.cpp
+++ b/apps/graph/values/values_controller.cpp
@@ -20,12 +20,16 @@ ValuesController::ValuesController(Responder * parentResponder, InputEventHandle
   m_setIntervalButton(this, I18n::Message::IntervalSet, Invocation([](void * context, void * sender) {
     ValuesController * valuesController = (ValuesController *) context;
     StackViewController * stack = ((StackViewController *)valuesController->stackController());
-    if (valuesController->intervalParameterSelectorController()->numberOfRows() == 1) {
-      valuesController->intervalParameterController()->setInterval(valuesController->intervalAtColumn(0));
-      stack->push(valuesController->intervalParameterController());
+    IntervalParameterSelectorController * intervalSelectorController = valuesController->intervalParameterSelectorController();
+    if (intervalSelectorController->numberOfRows() == 1) {
+      IntervalParameterController * intervalController = valuesController->intervalParameterController();
+      intervalController->setInterval(valuesController->intervalAtColumn(0));
+      int i = 1;
+      intervalSelectorController->setStartEndMessages(intervalController, valuesController->plotTypeAtColumn(&i));
+      stack->push(intervalController);
       return true;
     }
-    stack->push(valuesController->intervalParameterSelectorController());
+    stack->push(intervalSelectorController);
     return true;
   }, this), k_font)
 {
@@ -99,7 +103,6 @@ void ValuesController::willDisplayCellAtLocation(HighlightCell * cell, int i, in
     myFunctionCell->setColor(function->color());
     return;
   }
-
 }
 
 int ValuesController::typeAtLocation(int i, int j) {
@@ -222,6 +225,11 @@ double ValuesController::evaluationOfAbscissaAtColumn(double abscissa, int colum
   return eval.x1();
 }
 
+void ValuesController::setStartEndMessages(Shared::IntervalParameterController * controller, int column) {
+  int c = column+1;
+  m_intervalParameterSelectorController.setStartEndMessages(controller, plotTypeAtColumn(&c));
+}
+
 void ValuesController::updateNumberOfColumns() {
   for (int plotTypeIndex = 0; plotTypeIndex <  CartesianFunction::k_numberOfPlotTypes; plotTypeIndex++) {
     m_numberOfColumnsForType[plotTypeIndex] = 0;
diff --git a/apps/graph/values/values_controller.h b/apps/graph/values/values_controller.h
index 370962d96..a2163f107 100644
--- a/apps/graph/values/values_controller.h
+++ b/apps/graph/values/values_controller.h
@@ -35,6 +35,7 @@ private:
   constexpr static int k_maxNumberOfAbscissaCells = Shared::CartesianFunction::k_numberOfPlotTypes * k_maxNumberOfRows;
   constexpr static int k_maxNumberOfCells = k_maxNumberOfFunctions * k_maxNumberOfRows;
 
+  void setStartEndMessages(Shared::IntervalParameterController * controller, int column) override;
   void updateNumberOfColumns() override;
   Ion::Storage::Record recordAtColumn(int i) override;
   Ion::Storage::Record recordAtColumn(int i, bool * isDerivative);
diff --git a/apps/sequence/base.de.i18n b/apps/sequence/base.de.i18n
index 90174688f..278615512 100644
--- a/apps/sequence/base.de.i18n
+++ b/apps/sequence/base.de.i18n
@@ -12,6 +12,8 @@ SequenceColor = "Farbe der Folge"
 DeleteSequence = "Folge löschen"
 NoSequence = "Keine Folge"
 NoActivatedSequence = "Keine aktive Folge"
+NStart = "Startwert"
+NEnd = "Endwert"
 TermSum = "Summe der Terme"
 SelectFirstTerm = "Erster Term "
 SelectLastTerm = "Letzter Term "
diff --git a/apps/sequence/base.en.i18n b/apps/sequence/base.en.i18n
index b9e733196..e9917698c 100644
--- a/apps/sequence/base.en.i18n
+++ b/apps/sequence/base.en.i18n
@@ -12,6 +12,8 @@ SequenceColor = "Sequence color"
 DeleteSequence = "Delete sequence"
 NoSequence = "No sequence"
 NoActivatedSequence = "No sequence is turned on"
+NStart = "N start"
+NEnd = "N end"
 TermSum = "Sum of terms"
 SelectFirstTerm = "Select First Term "
 SelectLastTerm = "Select last term "
diff --git a/apps/sequence/base.es.i18n b/apps/sequence/base.es.i18n
index 4fbeb5c86..4bf2fe492 100644
--- a/apps/sequence/base.es.i18n
+++ b/apps/sequence/base.es.i18n
@@ -12,6 +12,8 @@ SequenceColor = "Color de la sucesión"
 DeleteSequence = "Eliminar la sucesión"
 NoSequence = "Ninguna sucesión"
 NoActivatedSequence = "Ninguna sucesión activada"
+NStart = "N inicio"
+NEnd = "N fin"
 TermSum = "Suma de términos"
 SelectFirstTerm = "Seleccionar el primer término "
 SelectLastTerm = "Seleccionar el último término "
diff --git a/apps/sequence/base.fr.i18n b/apps/sequence/base.fr.i18n
index 99622e6ff..3772efb47 100644
--- a/apps/sequence/base.fr.i18n
+++ b/apps/sequence/base.fr.i18n
@@ -12,6 +12,8 @@ SequenceColor = "Couleur de la suite"
 DeleteSequence = "Supprimer la suite"
 NoSequence = "Aucune suite"
 NoActivatedSequence = "Aucune suite activée"
+NStart = "N début"
+NEnd = "N fin"
 TermSum = "Somme des termes"
 SelectFirstTerm = "Sélectionner le premier terme "
 SelectLastTerm = "Sélectionner le dernier terme "
diff --git a/apps/sequence/base.pt.i18n b/apps/sequence/base.pt.i18n
index ec24c007c..c8ac78f76 100644
--- a/apps/sequence/base.pt.i18n
+++ b/apps/sequence/base.pt.i18n
@@ -12,6 +12,8 @@ SequenceColor = "Cor da sequência"
 DeleteSequence = "Eliminar a sequência"
 NoSequence = "Sem sequência"
 NoActivatedSequence = "Sem sequência ativada"
+NStart = "N início"
+NEnd = "N fim"
 TermSum = "Soma dos termos"
 SelectFirstTerm = "Selecionar primeiro termo "
 SelectLastTerm = "Selecionar último termo "
diff --git a/apps/sequence/values/values_controller.cpp b/apps/sequence/values/values_controller.cpp
index 305cad3f2..d5135c75f 100644
--- a/apps/sequence/values/values_controller.cpp
+++ b/apps/sequence/values/values_controller.cpp
@@ -52,6 +52,10 @@ I18n::Message ValuesController::emptyMessage() {
   return I18n::Message::NoActivatedSequence;
 }
 
+void ValuesController::setStartEndMessages(Shared::IntervalParameterController * controller, int column) {
+  m_intervalParameterController.setStartEndMessages(I18n::Message::NStart, I18n::Message::NEnd);
+}
+
 bool ValuesController::setDataAtLocation(double floatBody, int columnIndex, int rowIndex) {
   if (floatBody < 0) {
       return false;
diff --git a/apps/sequence/values/values_controller.h b/apps/sequence/values/values_controller.h
index 233154eef..d5cf54640 100644
--- a/apps/sequence/values/values_controller.h
+++ b/apps/sequence/values/values_controller.h
@@ -20,6 +20,7 @@ public:
     return &m_intervalParameterController;
   }
 private:
+  void setStartEndMessages(Shared::IntervalParameterController * controller, int column) override;
   bool setDataAtLocation(double floatBody, int columnIndex, int rowIndex) override;
   Shared::Interval * intervalAtColumn(int columnIndex) override;
   I18n::Message valuesParameterMessageAtColumn(int columnIndex) const override;
diff --git a/apps/shared.de.i18n b/apps/shared.de.i18n
index be87275bb..f3e846061 100644
--- a/apps/shared.de.i18n
+++ b/apps/shared.de.i18n
@@ -14,7 +14,6 @@ Deg = "gra"
 Deviation = "Varianz"
 DisplayValues = "Werte anzeigen"
 Empty = "Leer"
-End = "Endwert"
 ExitExamMode1 = "Möchten Sie den Testmodus "
 ExitExamMode2 = "verlassen?"
 Exponential = "Exponentielle"
@@ -37,10 +36,12 @@ Move = " Verschieben: "
 NameCannotStartWithNumber = "Ein Name darf nicht mit einer Zahl beginnen"
 NameTaken = "Dieser Name ist bereits vergeben"
 NameTooLong = "Der Name ist zu lang"
+NEnd = "N Endwert"
 Next = "Nächste"
 NoDataToPlot = "Keine Daten zum Zeichnen"
 NoFunctionToDelete = "Keine Funktion zum Löschen"
 NoValueToCompute = "Keine Größe zum Berechnen"
+NStart = "N Startwert"
 Ok = "Bestätigen"
 Or = " oder "
 Orthonormal = "Orthonormal"
@@ -54,16 +55,21 @@ Sci = "sci/"
 SquareSum = "Quadratsumme"
 StatTab = "Stats"
 StandardDeviation = "Standardabweichung"
-Start = "Startwert"
 Step = "Schrittwert"
 StorageMemoryFull1 = "Der Speicher ist voll. Löschen Sie"
 StorageMemoryFull2 = "von Daten und versuchen Sie es erneut."
 StoreExpressionNotAllowed = "'store' ist verboten"
 SyntaxError = "Syntaxfehler"
+TEnd = "T Endwert"
+ThetaEnd = "θ Endwert"
+ThetaStart = "θ Startwert"
+TStart = "T Startwert"
 ToZoom = "Zoom: "
 Trigonometric = "Trigonometrisch"
 UndefinedValue = "Nicht definierter Wert"
 ValueNotReachedByFunction = "Der Wert wird von der Funktion nicht erreicht"
 ValuesTab = "Tabelle"
 Warning = "Achtung"
+XEnd = "X Endwert"
+XStart = "X Startwert"
 Zoom = "Zoom"
diff --git a/apps/shared.en.i18n b/apps/shared.en.i18n
index d1c0587cc..65f4c6f4f 100644
--- a/apps/shared.en.i18n
+++ b/apps/shared.en.i18n
@@ -14,7 +14,6 @@ Deg = "deg"
 Deviation = "Variance"
 DisplayValues = "Display values"
 Empty = "Empty"
-End = "End"
 ExitExamMode1 = "Exit the exam "
 ExitExamMode2 = "mode?"
 Exponential = "Exponential"
@@ -41,6 +40,8 @@ Next = "Next"
 NoDataToPlot = "No data to draw"
 NoFunctionToDelete = "No function to delete"
 NoValueToCompute = "No values to calculate"
+NEnd = "N end"
+NStart = "N start"
 Ok = "Confirm"
 Or = " or "
 Orthonormal = "Orthonormal"
@@ -54,16 +55,21 @@ Sci = "sci/"
 SquareSum = "Sum of squares"
 StandardDeviation = "Standard deviation"
 StoreExpressionNotAllowed = "'store' is not allowed"
-Start = "Start"
 StatTab = "Stats"
 Step = "Step"
 StorageMemoryFull1 = "The memory is full."
 StorageMemoryFull2 = "Erase data and try again."
 SyntaxError = "Syntax error"
+TEnd = "T end"
+ThetaEnd = "θ end"
+ThetaStart = "θ start"
+TStart = "T start"
 ToZoom = "Zoom: "
 Trigonometric = "Trigonometrical"
 UndefinedValue = "Undefined value"
 ValueNotReachedByFunction = "Value not reached by function"
 ValuesTab = "Table"
 Warning = "Warning"
+XEnd = "X end"
+XStart = "X start"
 Zoom = "Zoom"
diff --git a/apps/shared.es.i18n b/apps/shared.es.i18n
index a3fe8cbbb..2b3a57535 100644
--- a/apps/shared.es.i18n
+++ b/apps/shared.es.i18n
@@ -14,7 +14,6 @@ Deg = "gra"
 Deviation = "Varianza"
 DisplayValues = "Visualizar los valores"
 Empty = "Vacio"
-End = "Fin"
 ExitExamMode1 = "Salir del modo "
 ExitExamMode2 = "examen ?"
 Exponential = "Exponencial"
@@ -37,10 +36,12 @@ Move = " Mover : "
 NameCannotStartWithNumber = "Un nombre no puede empezar con un número"
 NameTaken = "Este nombre ya está en uso"
 NameTooLong = "Este nombre es demasiado largo"
+NEnd = "N fin"
 Next = "Siguiente"
 NoDataToPlot = "Ningunos datos que dibujar"
 NoFunctionToDelete = "Ninguna función que eliminar"
 NoValueToCompute = "Ninguna medida que calcular"
+NStart = "N inicio"
 Ok = "Confirmar"
 Or = " o "
 Orthonormal = "Ortonormal"
@@ -53,17 +54,22 @@ RoundAbscissa = "Abscisas enteras"
 Sci = "sci/"
 SquareSum = "Suma cuadrados"
 StandardDeviation = "Desviación típica"
-Start = "Inicio"
 StatTab = "Medidas"
 Step = "Incremento"
 StorageMemoryFull1 = "La memoria está llena."
 StorageMemoryFull2 = "Borre datos e intente de nuevo."
 StoreExpressionNotAllowed = "'store' no está permitido"
 SyntaxError = "Error sintáctico"
+TEnd = "T fin"
+ThetaEnd = "θ fin"
+ThetaStart = "θ inicio"
+TStart = "T inicio"
 ToZoom = "Zoom : "
 Trigonometric = "Trigonométrico"
 UndefinedValue = "Valor indefinido"
 ValueNotReachedByFunction = "No se alcanza este valor"
 ValuesTab = "Tabla"
 Warning = "Cuidado"
+XEnd = "X fin"
+XStart = "X inicio"
 Zoom = "Zoom"
diff --git a/apps/shared.fr.i18n b/apps/shared.fr.i18n
index 9bd33ab0b..f90fcfe73 100644
--- a/apps/shared.fr.i18n
+++ b/apps/shared.fr.i18n
@@ -14,7 +14,6 @@ Deg = "deg"
 Deviation = "Variance"
 DisplayValues = "Afficher les valeurs"
 Empty = "Vide"
-End = "Fin"
 ExitExamMode1 = "Voulez-vous sortir "
 ExitExamMode2 = "du mode examen ?"
 Exponential = "Exponentielle"
@@ -38,9 +37,11 @@ NameCannotStartWithNumber = "Un nom ne peut pas commencer par un chiffre"
 NameTaken = "Ce nom est déjà utilisé"
 NameTooLong = "Ce nom est trop long"
 Next = "Suivant"
+NEnd = "N fin"
 NoDataToPlot = "Aucune donnée à tracer"
 NoFunctionToDelete = "Pas de fonction à supprimer"
 NoValueToCompute = "Aucune grandeur à calculer"
+NStart = "N début"
 Ok = "Valider"
 Or = " ou "
 Orthonormal = "Orthonormé"
@@ -53,17 +54,22 @@ RoundAbscissa = "Abscisses entières"
 Sci = "sci/"
 SquareSum = "Somme des carrés"
 StandardDeviation = "Écart type"
-Start = "Début"
 StatTab = "Stats"
 Step = "Pas"
 StorageMemoryFull1 = "La mémoire est pleine."
 StorageMemoryFull2 = "Effacez des données et réessayez."
 StoreExpressionNotAllowed = "'store' n'est pas autorisé"
 SyntaxError = "Attention à la syntaxe"
+TEnd = "T fin"
+ThetaEnd = "θ fin"
+ThetaStart = "θ début"
+TStart = "T début"
 ToZoom = "Zoomer : "
 Trigonometric = "Trigonométrique"
 UndefinedValue = "Valeur non définie"
 ValueNotReachedByFunction = "Valeur non atteinte par la fonction"
 ValuesTab = "Tableau"
 Warning = "Attention"
+XEnd = "X fin"
+XStart = "X début"
 Zoom = "Zoom"
diff --git a/apps/shared.pt.i18n b/apps/shared.pt.i18n
index ddec8782b..a0e619ab8 100644
--- a/apps/shared.pt.i18n
+++ b/apps/shared.pt.i18n
@@ -14,7 +14,6 @@ Deg = "gra"
 Deviation = "Variancia"
 DisplayValues = "Exibir os valores"
 Empty = "Vácuo"
-End = "Fim"
 ExitExamMode1 = "Você quer sair do modo de "
 ExitExamMode2 = "exame ?"
 Exponential = "Exponencial"
@@ -37,10 +36,12 @@ Move = " Mover : "
 NameCannotStartWithNumber = "Um nome não pode começar com um número"
 NameTaken = "Este nome é já usado"
 NameTooLong = "Este nome é muito longo"
+NEnd = "N fim"
 Next = "Seguinte"
 NoDataToPlot = "Não ha dados para desenhar"
 NoFunctionToDelete = "Sem função para eliminar"
 NoValueToCompute = "Nenhuma quantidade para calcular"
+NStart = "N inicio"
 Ok = "Confirmar"
 Or = " ou "
 Orthonormal = "Ortonormado"
@@ -53,17 +54,22 @@ RoundAbscissa = "Inteiro"
 Sci = "sci/"
 SquareSum = "Soma dos quadrados"
 StandardDeviation = "Desvio padrão"
-Start = "Inicio"
 StatTab = "Estat"
 Step = "Passo"
 StorageMemoryFull1 = "A memoria esta chéia."
 StorageMemoryFull2 = "Apage dados e tente novamente."
 StoreExpressionNotAllowed = "'store' não está permitido"
 SyntaxError = "Erro de sintaxe"
+TEnd = "T fim"
+ThetaEnd = "θ fim"
+ThetaStart = "θ inicio"
+TStart = "T inicio"
 ToZoom = "Zoom : "
 Trigonometric = "Trigonométrico"
 UndefinedValue = "Valor indefinido"
 ValueNotReachedByFunction = "O valor não é alcançado pela função"
 ValuesTab = "Tabela"
 Warning = "Atenção"
+XEnd = "X fim"
+XStart = "X inicio"
 Zoom = "Zoom"
diff --git a/apps/shared/interval_parameter_controller.cpp b/apps/shared/interval_parameter_controller.cpp
index b0397a208..ce1587f57 100644
--- a/apps/shared/interval_parameter_controller.cpp
+++ b/apps/shared/interval_parameter_controller.cpp
@@ -6,7 +6,9 @@ IntervalParameterController::IntervalParameterController(Responder * parentRespo
   FloatParameterController<double>(parentResponder),
   m_interval(nullptr),
   m_intervalCells{},
-  m_title(I18n::Message::IntervalSet)
+  m_title(I18n::Message::IntervalSet),
+  m_startMessage(I18n::Message::XStart),
+  m_endMessage(I18n::Message::XEnd)
 {
   for (int i = 0; i < k_totalNumberOfCell; i++) {
     m_intervalCells[i].setParentResponder(&m_selectableTableView);
@@ -22,13 +24,20 @@ int IntervalParameterController::numberOfRows() {
   return k_totalNumberOfCell+1;
 }
 
+void IntervalParameterController::setStartEndMessages(I18n::Message startMessage, I18n::Message endMessage) {
+  m_startMessage = startMessage;
+  m_endMessage = endMessage;
+}
+
 void IntervalParameterController::willDisplayCellForIndex(HighlightCell * cell, int index) {
   if (index == numberOfRows()-1) {
     return;
   }
+
   MessageTableCellWithEditableText * myCell = (MessageTableCellWithEditableText *)cell;
-  I18n::Message labels[k_totalNumberOfCell] = {I18n::Message::Start, I18n::Message::End, I18n::Message::Step};
-  myCell->setMessage(labels[index]);
+  assert(index >= 0 && index < 3);
+  I18n::Message m = index == 0 ? m_startMessage : (index == 1 ? m_endMessage : I18n::Message::Step);
+  myCell->setMessage(m);
   FloatParameterController::willDisplayCellForIndex(cell, index);
 }
 
diff --git a/apps/shared/interval_parameter_controller.h b/apps/shared/interval_parameter_controller.h
index 57b2bee08..c0d01d7d9 100644
--- a/apps/shared/interval_parameter_controller.h
+++ b/apps/shared/interval_parameter_controller.h
@@ -17,6 +17,7 @@ public:
   void setTitle(I18n::Message title) { m_title = title; }
   void willDisplayCellForIndex(HighlightCell * cell, int index) override;
   int numberOfRows() override;
+  void setStartEndMessages(I18n::Message startMessage, I18n::Message endMessage);
 protected:
   constexpr static int k_totalNumberOfCell = 3;
   bool setParameterAtIndex(int parameterIndex, double f) override;
@@ -29,6 +30,8 @@ private:
   void buttonAction() override;
   MessageTableCellWithEditableText m_intervalCells[k_totalNumberOfCell];
   I18n::Message m_title;
+  I18n::Message m_startMessage;
+  I18n::Message m_endMessage;
 };
 
 }
diff --git a/apps/shared/values_controller.cpp b/apps/shared/values_controller.cpp
index c9dce09b2..f9b326160 100644
--- a/apps/shared/values_controller.cpp
+++ b/apps/shared/values_controller.cpp
@@ -83,6 +83,7 @@ bool ValuesController::handleEvent(Ion::Events::Event event) {
     if (typeAtLocation(selectedColumn(), 0) == k_abscissaTitleCellType) {
       m_abscissaParameterController.setPageTitle(valuesParameterMessageAtColumn(selectedColumn()));
       intervalParameterController()->setInterval(intervalAtColumn(selectedColumn()));
+      setStartEndMessages(intervalParameterController(), selectedColumn());
       parameterController = &m_abscissaParameterController;
     } else {
       parameterController = functionParameterController();
diff --git a/apps/shared/values_controller.h b/apps/shared/values_controller.h
index 932507d06..1402df1c0 100644
--- a/apps/shared/values_controller.h
+++ b/apps/shared/values_controller.h
@@ -57,6 +57,7 @@ protected:
   bool m_numberOfColumnsNeedUpdate;
   SelectableTableView m_selectableTableView;
 private:
+  virtual void setStartEndMessages(Shared::IntervalParameterController * controller, int column) = 0;
   Responder * tabController() const override;
   bool cellAtLocationIsEditable(int columnIndex, int rowIndex) override;
   double dataAtLocation(int columnIndex, int rowIndex) override;