From c8c75dc1e74bb97b94830b52804f153f70f7159a Mon Sep 17 00:00:00 2001
From: kalmar <kalmar@amu.edu.pl>
Date: Wed, 21 Jun 2017 16:46:22 +0200
Subject: [PATCH] central projection is defined as \Sum\chi(inv(g))g

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

diff --git a/Projections.jl b/Projections.jl
index 4374b35..37db2e2 100644
--- a/Projections.jl
+++ b/Projections.jl
@@ -71,7 +71,7 @@ end
 function central_projection(RG::GroupRing, char::Function, T::Type=Rational{Int})
     result = RG(T)
     for g in RG.basis
-        result[g] = char(g)
+        result[g] = char(inv(g))
     end
     return convert(T, char(RG.group())//Int(order(RG.group))*result)
 end