diff --git a/apps/graph/app.cpp b/apps/graph/app.cpp
index 0c8dcf9d9..cfc133969 100644
--- a/apps/graph/app.cpp
+++ b/apps/graph/app.cpp
@@ -63,7 +63,7 @@ App::App(Container * container, Snapshot * snapshot) :
   m_graphAlternateEmptyViewController(&m_graphHeader, &m_graphController, &m_graphController),
   m_graphHeader(&m_graphStackViewController, &m_graphAlternateEmptyViewController, &m_graphController),
   m_graphStackViewController(&m_tabViewController, &m_graphHeader),
-  m_valuesController(&m_valuesAlternateEmptyViewController, snapshot->functionStore(), &m_valuesHeader),
+  m_valuesController(&m_valuesAlternateEmptyViewController, snapshot->functionStore(), snapshot->interval(), &m_valuesHeader),
   m_valuesAlternateEmptyViewController(&m_valuesHeader, &m_valuesController, &m_valuesController),
   m_valuesHeader(&m_valuesStackViewController, &m_valuesAlternateEmptyViewController, &m_valuesController),
   m_valuesStackViewController(&m_tabViewController, &m_valuesHeader),
diff --git a/apps/graph/values/values_controller.cpp b/apps/graph/values/values_controller.cpp
index 94169b709..926aadb1c 100644
--- a/apps/graph/values/values_controller.cpp
+++ b/apps/graph/values/values_controller.cpp
@@ -7,13 +7,13 @@ using namespace Poincare;
 
 namespace Graph {
 
-ValuesController::ValuesController(Responder * parentResponder, CartesianFunctionStore * functionStore, ButtonRowController * header) :
-  Shared::ValuesController(parentResponder, header, I18n::Message::XColumn, &m_intervalParameterController),
+ValuesController::ValuesController(Responder * parentResponder, CartesianFunctionStore * functionStore, Interval * interval, ButtonRowController * header) :
+  Shared::ValuesController(parentResponder, header, I18n::Message::XColumn, &m_intervalParameterController, interval),
   m_functionTitleCells{},
   m_floatCells{},
   m_functionStore(functionStore),
   m_functionParameterController(this),
-  m_intervalParameterController(this, &m_interval),
+  m_intervalParameterController(this, m_interval),
   m_derivativeParameterController(this)
 {
 }
diff --git a/apps/graph/values/values_controller.h b/apps/graph/values/values_controller.h
index 5b0a79917..fe6c538d6 100644
--- a/apps/graph/values/values_controller.h
+++ b/apps/graph/values/values_controller.h
@@ -12,7 +12,7 @@ namespace Graph {
 
 class ValuesController : public Shared::ValuesController {
 public:
-  ValuesController(Responder * parentResponder, CartesianFunctionStore * functionStore, ButtonRowController * header);
+  ValuesController(Responder * parentResponder, CartesianFunctionStore * functionStore, Shared::Interval * interval, ButtonRowController * header);
   bool handleEvent(Ion::Events::Event event) override;
   int numberOfColumns() override;
   void willDisplayCellAtLocation(HighlightCell * cell, int i, int j) override;
diff --git a/apps/sequence/app.cpp b/apps/sequence/app.cpp
index 732f90d56..6b790de3a 100644
--- a/apps/sequence/app.cpp
+++ b/apps/sequence/app.cpp
@@ -61,7 +61,7 @@ App::App(Container * container, Snapshot * snapshot) :
   m_graphAlternateEmptyViewController(&m_graphHeader, &m_graphController, &m_graphController),
   m_graphHeader(&m_graphStackViewController, &m_graphAlternateEmptyViewController, &m_graphController),
   m_graphStackViewController(&m_tabViewController, &m_graphHeader),
-  m_valuesController(&m_valuesAlternateEmptyViewController, snapshot->sequenceStore(), &m_valuesHeader),
+  m_valuesController(&m_valuesAlternateEmptyViewController, snapshot->sequenceStore(), snapshot->interval(), &m_valuesHeader),
   m_valuesAlternateEmptyViewController(&m_valuesHeader, &m_valuesController, &m_valuesController),
   m_valuesHeader(nullptr, &m_valuesAlternateEmptyViewController, &m_valuesController),
   m_valuesStackViewController(&m_tabViewController, &m_valuesHeader),
diff --git a/apps/sequence/values/values_controller.cpp b/apps/sequence/values/values_controller.cpp
index 54564b881..921fcae70 100644
--- a/apps/sequence/values/values_controller.cpp
+++ b/apps/sequence/values/values_controller.cpp
@@ -5,15 +5,15 @@ using namespace Shared;
 
 namespace Sequence {
 
-ValuesController::ValuesController(Responder * parentResponder, SequenceStore * sequenceStore, ButtonRowController * header) :
-  Shared::ValuesController(parentResponder, header, I18n::Message::NColumn, &m_intervalParameterController),
+ValuesController::ValuesController(Responder * parentResponder, SequenceStore * sequenceStore, Interval * interval, ButtonRowController * header) :
+  Shared::ValuesController(parentResponder, header, I18n::Message::NColumn, &m_intervalParameterController, interval),
   m_sequenceTitleCells{},
   m_floatCells{},
   m_sequenceStore(sequenceStore),
 #if COPY_COLUMN
   m_sequenceParameterController('n'),
 #endif
-  m_intervalParameterController(this, &m_interval)
+  m_intervalParameterController(this, m_interval)
 {
 }
 
diff --git a/apps/sequence/values/values_controller.h b/apps/sequence/values/values_controller.h
index 27be9f551..ca1fee68d 100644
--- a/apps/sequence/values/values_controller.h
+++ b/apps/sequence/values/values_controller.h
@@ -10,7 +10,7 @@ namespace Sequence {
 
 class ValuesController : public Shared::ValuesController {
 public:
-  ValuesController(Responder * parentResponder, SequenceStore * sequenceStore, ButtonRowController * header);
+  ValuesController(Responder * parentResponder, SequenceStore * sequenceStore, Shared::Interval * interval, ButtonRowController * header);
   int numberOfColumns() override;
   void willDisplayCellAtLocation(HighlightCell * cell, int i, int j) override;
   I18n::Message emptyMessage() override;
diff --git a/apps/shared/function_app.cpp b/apps/shared/function_app.cpp
index 1741e90e9..a662f8f0c 100644
--- a/apps/shared/function_app.cpp
+++ b/apps/shared/function_app.cpp
@@ -7,9 +7,13 @@ namespace Shared {
 
 FunctionApp::Snapshot::Snapshot() :
   m_cursor(),
+  m_interval(),
   m_modelVersion(0),
   m_rangeVersion(0)
 {
+  m_interval.setStart(0);
+  m_interval.setEnd(10);
+  m_interval.setStep(1);
 }
 
 CurveViewCursor * FunctionApp::Snapshot::cursor() {
@@ -24,6 +28,16 @@ uint32_t * FunctionApp::Snapshot::rangeVersion() {
   return &m_rangeVersion;
 }
 
+Interval * FunctionApp::Snapshot::interval() {
+  return &m_interval;
+}
+
+void FunctionApp::Snapshot::reset() {
+  m_interval.setStart(0);
+  m_interval.setEnd(10);
+  m_interval.setStep(1);
+}
+
 FunctionApp::FunctionApp(Container * container, Snapshot * snapshot, ViewController * rootViewController) :
   TextFieldDelegateApp(container, snapshot, rootViewController)
 {
diff --git a/apps/shared/function_app.h b/apps/shared/function_app.h
index a7c3e515a..68a7e6a4a 100644
--- a/apps/shared/function_app.h
+++ b/apps/shared/function_app.h
@@ -4,6 +4,7 @@
 #include <poincare.h>
 #include "text_field_delegate_app.h"
 #include "curve_view_cursor.h"
+#include "interval.h"
 
 class AppsContainer;
 
@@ -17,8 +18,11 @@ public:
     CurveViewCursor * cursor();
     uint32_t * modelVersion();
     uint32_t * rangeVersion();
+    Interval * interval();
+    void reset() override;
   protected:
     CurveViewCursor m_cursor;
+    Interval m_interval;
   private:
     uint32_t m_modelVersion;
     uint32_t m_rangeVersion;
diff --git a/apps/shared/values_controller.cpp b/apps/shared/values_controller.cpp
index 14212c4d3..645d1edd7 100644
--- a/apps/shared/values_controller.cpp
+++ b/apps/shared/values_controller.cpp
@@ -8,9 +8,10 @@ using namespace Poincare;
 
 namespace Shared {
 
-ValuesController::ValuesController(Responder * parentResponder, ButtonRowController * header, I18n::Message parameterTitle, IntervalParameterController * intervalParameterController) :
+ValuesController::ValuesController(Responder * parentResponder, ButtonRowController * header, I18n::Message parameterTitle, IntervalParameterController * intervalParameterController, Interval * interval) :
   EditableCellTableViewController(parentResponder),
   ButtonRowDelegate(header, nullptr),
+  m_interval(interval),
   m_abscissaTitleCell(nullptr),
   m_abscissaCells{},
   m_abscissaParameterController(ValuesParameterController(this, intervalParameterController, parameterTitle)),
@@ -20,9 +21,6 @@ ValuesController::ValuesController(Responder * parentResponder, ButtonRowControl
     stack->push(valuesController->intervalParameterController());
   }, this), KDText::FontSize::Small))
 {
-  m_interval.setStart(0);
-  m_interval.setEnd(10);
-  m_interval.setStep(1);
 }
 
 const char * ValuesController::title() {
@@ -30,7 +28,7 @@ const char * ValuesController::title() {
 }
 
 Interval * ValuesController::interval() {
-  return &m_interval;
+  return m_interval;
 }
 
 bool ValuesController::handleEvent(Ion::Events::Event event) {
@@ -55,8 +53,8 @@ bool ValuesController::handleEvent(Ion::Events::Event event) {
     return true;
   }
   if (event == Ion::Events::Backspace && selectedRow() > 0 &&
-      (selectedRow() < numberOfRows()-1 || m_interval.numberOfElements() == Interval::k_maxNumberOfElements)) {
-    m_interval.deleteElementAtIndex(selectedRow()-1);
+      (selectedRow() < numberOfRows()-1 || m_interval->numberOfElements() == Interval::k_maxNumberOfElements)) {
+    m_interval->deleteElementAtIndex(selectedRow()-1);
     selectableTableView()->reloadData();
     return true;
   }
@@ -124,7 +122,7 @@ void ValuesController::willDisplayCellAtLocation(HighlightCell * cell, int i, in
     char buffer[Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits)];
     // Special case: last row
     if (j == numberOfRows() - 1) {
-      int numberOfIntervalElements = m_interval.numberOfElements();
+      int numberOfIntervalElements = m_interval->numberOfElements();
       if (numberOfIntervalElements < Interval::k_maxNumberOfElements) {
         buffer[0] = 0;
         EvenOddBufferTextCell * myValueCell = (EvenOddBufferTextCell *)cell;
@@ -134,7 +132,7 @@ void ValuesController::willDisplayCellAtLocation(HighlightCell * cell, int i, in
     }
     // The cell is a value cell
     EvenOddBufferTextCell * myValueCell = (EvenOddBufferTextCell *)cell;
-    float x = m_interval.element(j-1);
+    float x = m_interval->element(j-1);
     Complex::convertFloatToText(evaluationOfAbscissaAtColumn(x, i), buffer, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
   myValueCell->setText(buffer);
   }
@@ -273,16 +271,16 @@ bool ValuesController::cellAtLocationIsEditable(int columnIndex, int rowIndex) {
 }
 
 bool ValuesController::setDataAtLocation(float floatBody, int columnIndex, int rowIndex) {
-  m_interval.setElement(rowIndex-1, floatBody);
+  m_interval->setElement(rowIndex-1, floatBody);
   return true;
 }
 
 float ValuesController::dataAtLocation(int columnIndex, int rowIndex) {
-  return m_interval.element(rowIndex-1);
+  return m_interval->element(rowIndex-1);
 }
 
 int ValuesController::numberOfElements() {
-  return m_interval.numberOfElements();
+  return m_interval->numberOfElements();
 }
 
 int ValuesController::maxNumberOfElements() const {
diff --git a/apps/shared/values_controller.h b/apps/shared/values_controller.h
index 192025cbd..9d8bfe51e 100644
--- a/apps/shared/values_controller.h
+++ b/apps/shared/values_controller.h
@@ -15,7 +15,7 @@ namespace Shared {
 
 class ValuesController : public EditableCellTableViewController, public ButtonRowDelegate,  public AlternateEmptyViewDelegate {
 public:
-  ValuesController(Responder * parentResponder, ButtonRowController * header, I18n::Message parameterTitle, IntervalParameterController * intervalParameterController);
+  ValuesController(Responder * parentResponder, ButtonRowController * header, I18n::Message parameterTitle, IntervalParameterController * intervalParameterController, Interval * interval);
   const char * title() override;
   Interval * interval();
   virtual bool handleEvent(Ion::Events::Event event) override;
@@ -45,7 +45,7 @@ protected:
   bool setDataAtLocation(float floatBody, int columnIndex, int rowIndex) override;
   View * loadView() override;
   void unloadView(View * view) override;
-  Interval m_interval;
+  Interval * m_interval;
 private:
   virtual Function * functionAtColumn(int i);
   Responder * tabController() const override;