diff --git a/TP2/imu_analysis/processing.py b/TP2/imu_analysis/processing.py
index fe6271a..89193c9 100644
--- a/TP2/imu_analysis/processing.py
+++ b/TP2/imu_analysis/processing.py
@@ -2,3 +2,10 @@
 Module pour le traitement des mesures
 *************************************
 """
+def calculate_moving_average(data: list[float], interval: int):
+    moyenne_glissante = 0
+    n = 4
+    for i in range(n,interval+n):
+        moyenne_glissante = moyenne_glissante + list[n-i]
+    moyenne_glissante = moyenne_glissante / interval
+    return moyenne_glissante
\ No newline at end of file
diff --git a/TP3/person.py b/TP3/person.py
index 26675b9..8639a35 100644
--- a/TP3/person.py
+++ b/TP3/person.py
@@ -2,10 +2,14 @@
 
 
 class Person:
-    def __init__(self, first_name: str, last_name: str, age: int) -> None:
+    def __init__(self, first_name: str, last_name: str, age: int, email:str="non renseigné", phone:str="non renseigné") -> None:
         self.first_name = first_name.capitalize()
         self.last_name = last_name.upper()
         self.age = age
+        self.email = email
+        self.phone = phone
+    def __str__(self) -> str:
+        return f"{self.first_name} {self.last_name}"
 
 
 def main():
@@ -14,6 +18,5 @@ def main():
     print(f"Last name: {john.last_name}")
     print(f"Age: {john.age}")
 
-
 if __name__ == "__main__":
     main()
diff --git a/TP3/person_2.py b/TP3/person_2.py
index 002525b..215636b 100644
--- a/TP3/person_2.py
+++ b/TP3/person_2.py
@@ -23,7 +23,7 @@ def main():
     print(f"Is Bob of age: {bob.is_of_age()}")
 
     print("Change the age of majority to 32")
-    # TODO
+    Person.AGE_MAJORITY = 32
 
     print(f"Is John of age: {john.is_of_age()}")
     print(f"Is Bob of age: {bob.is_of_age()}")
diff --git a/TP3/vectors.py b/TP3/vectors.py
index 348de28..181cc77 100644
--- a/TP3/vectors.py
+++ b/TP3/vectors.py
@@ -1,6 +1,35 @@
 """Manipulation of 2D-vectors."""
 
 from __future__ import annotations
+import numpy as np
+from typing import Self
+
+class Point:
+    def __init__(self, x: float, y: float)-> None:
+        self.x = x
+        self.y = y
+
+    def str(self) -> float:
+        return f"{self.x} {self.y}"
+
+class Vector:
+    def __init__(self, begin: Point, end: Point)-> None:
+        self.beginpoint = begin
+        self.endpoint = end
+
+        self.x = end.x - begin.x
+        self.y = end.y - begin.y
+
+    def norm(self) -> float:
+        """retourne la norme d'un vecteur"""
+        return np.squrt (self.x **2 + self.y **2)
+
+    def dotprod(self, other: Vector) -> float:
+        return self.x * other.x + self.y * other.y
+
+    def add(self, other: Vector) -> Vector:
+        return Vector(Point(self.x, self.y),Point(self.x + other.x, self.y + other.y))
+
 
 
 def main():
@@ -19,8 +48,8 @@ def main():
 
 
 def main_2():
-    v = Vector(1, 2)
-    v2 = Vector(1, 0)
+    v = Vector(Point(0,0),Point(1,2))
+    v2 = Vector(Point(0,0),Point(1,0))
     print(v.dot_prod(v2))
     print(v2.dot_prod(v))