From bdad59ef8a89589a190860170fc498c386a9041e Mon Sep 17 00:00:00 2001
From: Lafrite <lafrite@poneyworld.net>
Date: Fri, 28 Feb 2014 13:16:57 +0100
Subject: [PATCH] Forgot to remove a  isalpha

---
 pymath/render.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pymath/render.py b/pymath/render.py
index 7550686..24c36e8 100644
--- a/pymath/render.py
+++ b/pymath/render.py
@@ -186,8 +186,7 @@ class Render(object):
 
         """
         return type(exp) == int \
-                or type(exp) == Fraction \
-                or exp.isalpha()
+                or type(exp) == Fraction
 
     def isOperator(self, exp):
         """Check if the expression is in self.operators