diff --git a/src/simplexe.py b/src/simplexe.py
index 698f96a604f2476422a6b45125cb3d867547800c..f1a099f5be9376fdec338b4e5dbefb18a4f7790d 100644
--- a/src/simplexe.py
+++ b/src/simplexe.py
@@ -264,7 +264,6 @@ class Simplexe:
 ###################################################################
     # returns cheks if the current solution is feasible or not (return True if feasible)
 
-
     def __isSolutionFeasible(self):
         # we MUST have that all BASIC variables are >= 0 to have a FEASIBLE solution
         # to iterate over basic variables do:
@@ -341,7 +340,7 @@ class Simplexe:
                     minRatio = ratio
                     leavingRow = index
 
-        # print("leaving row :", leavingRow)  # vérification ok
+        print("leaving row :", leavingRow)  # vérification ok
 
         return leavingRow
 
@@ -393,6 +392,8 @@ class Simplexe:
         # | c | 0 | 0 |		      | c | 0 | 0 | 0 |
         # |-----------|			  |---------------|
         # 						  | d |-1 | 0 | S |
+        print(
+            f"Shape = {simplexe.__tableau.shape}\t= {simplexe.__tableau}")
         # d = - sum(coeff in column) and S is the -sum vector b (NOTE: we already made sure all elements in b are non-negative!)
         # store the fact we are actually using a Phase I - to make sure we don't select a pivot in the "original" objective row!
         self.IsPhaseI = True
@@ -405,11 +406,17 @@ class Simplexe:
         tmpCopy = simplexe.__tableau.copy()
         self.__tableau = tmpCopy[0:-1, 0:-1]
         # add the auxiliary variables and their objective row
+        print(
+            f"Shape = {self.__tableau.shape}\tBefore appending = {self.__tableau}")
+
         self.__tableau = np.append(
             self.__tableau, np.identity(simplexe.NumRows), axis=1)
         # add the RHS column
         self.__tableau = np.append(
             self.__tableau, np.array([tmpCopy[0:-1, -1]]).T, axis=1)
+
+        print(
+            f"Shape = {self.__tableau.shape}\tAfter appending = {self.__tableau}")
         # create the tableau for the PhaseI from above initialized arrays!!!
         raise Exception('Not implemented',
                         'Simplexe.initPhaseI: missing code to be implemented.')