diff --git a/__pycache__/RotTable.cpython-37.pyc b/__pycache__/RotTable.cpython-37.pyc
index c83b8f44bf8d032a00f01146a96d3e6db0a5d8f2..f7688497e760ed2dc47b7da1df73ee7c7583acb8 100644
Binary files a/__pycache__/RotTable.cpython-37.pyc and b/__pycache__/RotTable.cpython-37.pyc differ
diff --git a/__pycache__/Traj3D.cpython-37.pyc b/__pycache__/Traj3D.cpython-37.pyc
index 1c96963aabd1b568f33a524d629ac0fbd51f9518..f7109d9eed1cccc1d2977773da0f78ab514515c7 100644
Binary files a/__pycache__/Traj3D.cpython-37.pyc and b/__pycache__/Traj3D.cpython-37.pyc differ
diff --git a/__pycache__/individu.cpython-37.pyc b/__pycache__/individu.cpython-37.pyc
index b92864141ef1be69e4e4b528e4b1f8dedab9d277..be825d90f179f8f74c39814615316732592d10e7 100644
Binary files a/__pycache__/individu.cpython-37.pyc and b/__pycache__/individu.cpython-37.pyc differ
diff --git a/croisement.py b/croisement.py
index 2bdb485cc5acfb57439e45e856e88296edb25876..96f85a8a89e1dcaa97cbed0f06233942ee36f211 100644
--- a/croisement.py
+++ b/croisement.py
@@ -18,7 +18,7 @@ ROT_TABLE = {\
         "TA": [36, 0.9, 0, 1.1, 2, 0],\
         "TC": [36.9, 5.3, -120, 0.9, 6, 0],\
         "TG": [34.5, 3.5, 64, 0.9, 34, 0],\
-        "TT": [35.62, 7.2, 154, 0.06, 0.6, 0]\
+        "TT": [35.62, 7.2, -154, 0.06, 0.6, 0]\
             }
 
 
@@ -26,30 +26,71 @@ def croisement_un_point(parent1, parent2):
     enfant1 = Individu(RotTable())
     enfant2 = Individu(RotTable())
     comp = 0
-    point_crois= numpy.random.random_integers(0,16)
+    point_crois= numpy.random.random_integers(0,8)
     for doublet in ROT_TABLE:
+        if doublet == "GA":
+            break
         if comp < point_crois:
             enfant1.table.rot_table[doublet] = parent1.table.rot_table[doublet]
+            correspondent_doublet1 = enfant1.table.corr()[doublet]
+            enfant1.table.rot_table[correspondent_doublet1] = parent1.table.rot_table[correspondent_doublet1]
+            enfant1.table.rot_table[correspondent_doublet1][2] *= -1
+
             enfant2.table.rot_table[doublet] = parent2.table.rot_table[doublet]
+            correspondent_doublet2 = enfant2.table.corr()[doublet]
+            enfant2.table.rot_table[correspondent_doublet2] = parent2.table.rot_table[correspondent_doublet2]
+            enfant2.table.rot_table[correspondent_doublet2][2] *= -1
+        
         else :
             enfant1.table.rot_table[doublet] = parent2.table.rot_table[doublet]
+            correspondent_doublet1 = enfant1.table.corr()[doublet]
+            enfant1.table.rot_table[correspondent_doublet1] = parent2.table.rot_table[correspondent_doublet1]
+            enfant1.table.rot_table[correspondent_doublet1][2] *= -1
+
             enfant2.table.rot_table[doublet] = parent1.table.rot_table[doublet]
+            correspondent_doublet2 = enfant2.table.corr()[doublet]
+            enfant2.table.rot_table[correspondent_doublet2] = parent1.table.rot_table[correspondent_doublet1]
+            enfant2.table.rot_table[correspondent_doublet2][2] *= -1
+
         comp += 1
     return enfant1, enfant2
 
 
 def croisement_deux_points(parent1, parent2):
-    enfant1 = RotTable()
-    enfant2 = RotTable()
+    enfant1 = Individu(RotTable())
+    enfant2 = Individu(RotTable())
     comp = 0
-    point_crois1= numpy.random.random_integers(0,16)
-    point_crois2= numpy.random.random_integers(0,16)
+    point_crois1= numpy.random.random_integers(0,8)
+    point_crois2= numpy.random.random_integers(0,8)
     for doublet in ROT_TABLE:
         if comp < min(point_crois1,point_crois2) or comp > max(point_crois1,point_crois2):
-            enfant1.rot_table[doublet] = parent1.rot_table[doublet]
-            enfant2.rot_table[doublet] = parent2.rot_table[doublet]
+            enfant1.table.rot_table[doublet] = parent1.table.rot_table[doublet]
+            correspondent_doublet1 = enfant1.table.corr()[doublet]
+            enfant1.table.rot_table[correspondent_doublet1] = parent1.table.rot_table[correspondent_doublet1]
+            enfant1.table.rot_table[correspondent_doublet1][2] *= -1
+
+            enfant2.table.rot_table[doublet] = parent2.table.rot_table[doublet]
+            correspondent_doublet2 = enfant2.table.corr()[doublet]
+            enfant2.table.rot_table[correspondent_doublet2] = parent2.table.rot_table[correspondent_doublet2]
+            enfant2.table.rot_table[correspondent_doublet2][2] *= -1
+        
         else :
-            enfant1.rot_table[doublet] = parent2.rot_table[doublet]
-            enfant2.rot_table[doublet] = parent1.rot_table[doublet]
+            enfant1.table.rot_table[doublet] = parent2.table.rot_table[doublet]
+            correspondent_doublet1 = enfant1.table.corr()[doublet]
+            enfant1.table.rot_table[correspondent_doublet1] = parent2.table.rot_table[correspondent_doublet1]
+            enfant1.table.rot_table[correspondent_doublet1][2] *= -1
+
+            enfant2.table.rot_table[doublet] = parent1.table.rot_table[doublet]
+            correspondent_doublet2 = enfant2.table.corr()[doublet]
+            enfant2.table.rot_table[correspondent_doublet2] = parent1.table.rot_table[correspondent_doublet1]
+            enfant2.table.rot_table[correspondent_doublet2][2] *= -1
         comp += 1
-    return enfant1, enfant2
\ No newline at end of file
+    return enfant1, enfant2
+
+# parent1 = Individu(RotTable())
+# parent2 = Individu(RotTable())
+# print("parent1: ", parent1.table.rot_table)
+# print("parent2: ", parent2.table.rot_table)
+# enfant1, enfant2 = croisement_un_point(parent1, parent2)
+# print("enfant1: ", enfant1.table.rot_table)
+# print("enfant2: ", enfant2.table.rot_table)
\ No newline at end of file