From cb10afe6f6f50a2d006fd470f43cf24a6f8752a9 Mon Sep 17 00:00:00 2001
From: kalmar <kalmar@amu.edu.pl>
Date: Sun, 16 Jul 2017 21:42:53 +0200
Subject: [PATCH] save one value computation

---
 src/Projections.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Projections.jl b/src/Projections.jl
index 4e000b0..93b9816 100644
--- a/src/Projections.jl
+++ b/src/Projections.jl
@@ -101,7 +101,7 @@ function central_projection(RG::GroupRing, char::Function, T::Type=Rational{Int}
     for g in RG.basis
         result[g] = char(g)
     end
-    dim = char(RG.group())
+    dim = result[RG.group()]
     ord = Int(order(RG.group))
     return convert(T, (dim//ord)*result)
 end