From bae3b143c6e63784facf79d01dd8309955b332d9 Mon Sep 17 00:00:00 2001
From: Didictateur <adrien.decosse@gmail.com>
Date: Tue, 17 Feb 2026 13:52:24 +0100
Subject: [PATCH] simplify uses

---
 double_pendule.py           | 4 ++--
 double_pendule_a_ressort.py | 8 ++++----
 legrandchien.py             | 5 ++++-
 pendule_a_ressort.py        | 4 ++--
 pendule_simple.py           | 2 +-
 5 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/double_pendule.py b/double_pendule.py
index 9733d4e..9cc408f 100644
--- a/double_pendule.py
+++ b/double_pendule.py
@@ -29,8 +29,8 @@ V += m2 * g * x2
 L = T - V
 
 init = {
-    "theta1" : [-3 * np.pi/4, 0], # theta1, theta1.diff()
-    "theta2" : [-np.pi/2, 0], # theta2, theta2.diff()
+    theta1 : [-3 * np.pi/4, 0], # theta1, theta1.diff()
+    theta2 : [-np.pi/2, 0], # theta2, theta2.diff()
 }
 
 dt = 0.01
diff --git a/double_pendule_a_ressort.py b/double_pendule_a_ressort.py
index b9d4798..432540a 100644
--- a/double_pendule_a_ressort.py
+++ b/double_pendule_a_ressort.py
@@ -33,10 +33,10 @@ V += k2 * (r2 - r20) * (r2 - r20)
 L = T - V
 
 init = {
-    "theta1" : [- np.pi/4, 0],
-    "theta2" : [- np.pi/4, 0],
-    "r1" : [1, 0],
-    "r2" : [1, 0],
+    theta1 : [- np.pi/4, 0],
+    theta2 : [- np.pi/4, 0],
+    r1 : [1, 0],
+    r2 : [1, 0],
 }
 
 dt = 0.001
diff --git a/legrandchien.py b/legrandchien.py
index 22a839b..6bcf24e 100644
--- a/legrandchien.py
+++ b/legrandchien.py
@@ -201,6 +201,9 @@ class Var:
     
     def __hash__(self):
         return hash((self.name, self.degree))
+    
+    def __str__(self):
+        return self.name
 
     def __add__(self, other):
         if other.type == "Const":
@@ -470,7 +473,7 @@ class Equation:
         dico = {}
         for v_name, v_init in init.items():
             for i in range(len(v_init)):
-                dico["d_"*i + v_name] = v_init[i]
+                dico["d_"*i + str(v_name)] = v_init[i]
 
         self.simplify()
         variables = self.getAllVar()
diff --git a/pendule_a_ressort.py b/pendule_a_ressort.py
index 60414f4..d23dc50 100644
--- a/pendule_a_ressort.py
+++ b/pendule_a_ressort.py
@@ -20,8 +20,8 @@ V = m * g * r * lgc.cos(theta) + k * (r - r0) * (r - r0)
 L = T - V
 
 init = {
-    "theta" : [-3.14/2, 0], # theta, theta.diff()
-    "r" : [1.2, 0], # r, r.diff()
+    theta : [-3.14/2, 0], # theta, theta.diff()
+    r : [1.2, 0], # r, r.diff()
 }
 
 dt = 0.001
diff --git a/pendule_simple.py b/pendule_simple.py
index 5854054..6be3979 100644
--- a/pendule_simple.py
+++ b/pendule_simple.py
@@ -18,7 +18,7 @@ V = m * g * r * lgc.cos(theta)
 L = T - V
 
 init = {
-    "theta" : [-3 * 3.14/4, 0], # theta, theta.diff()
+    theta : [-3 * 3.14/4, 0], # theta, theta.diff()
 }
 
 dt = 0.01