From 5ea5d0af481f11ad823e737d4b430fe414a47860 Mon Sep 17 00:00:00 2001
From: Martin Delcourt <martin.delcourt@uclouvain.be>
Date: Mon, 18 Nov 2019 18:25:24 +0100
Subject: [PATCH] fixing typo

---
 Chapter_9/capacitor.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Chapter_9/capacitor.py b/Chapter_9/capacitor.py
index 4751ed8..8372cec 100644
--- a/Chapter_9/capacitor.py
+++ b/Chapter_9/capacitor.py
@@ -31,11 +31,11 @@ def V(x,y, z0 = 1, Q = 1, L = 10):
     return integral(vz,0,2*z0,precision = 1e-2,silent = False)
 
 
-distance = 0.2
+distance = 0.1
 
 
-potential = V(0,0,distance/2)
-theory = distance*4*math.pi
+potential = V(0,0,distance)
+theory = distance*8*math.pi
 print("In the center : potential = {} - theory = {};  diff = {:.2f}%".format(potential,theory, 200*(potential-theory)/(potential + theory)))
 
 
-- 
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