From 4dd2c02a4c8e2d999e7f94a28a9603d12a4baccb Mon Sep 17 00:00:00 2001
From: kalmarek <kalmar@amu.edu.pl>
Date: Mon, 13 Aug 2018 19:33:19 +0200
Subject: [PATCH] simple constructor from support of GroupRingElem

---
 src/GroupRings.jl | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/GroupRings.jl b/src/GroupRings.jl
index aaf1306..dc6960c 100644
--- a/src/GroupRings.jl
+++ b/src/GroupRings.jl
@@ -153,12 +153,9 @@ function (RG::GroupRing){T<:Number}(x::AbstractVector{T})
    return result
 end
 
-function (RG::GroupRing{Gr,T}){Gr<:Group, T<:GroupElem}(V::Vector{T},
-   S::Type=Rational{Int}; alt=false)
-    res = RG(S)
-    for g in V
-        c = (alt ? sign(g)*one(S) : one(S))
-        res[g] += c/length(V)
+function (RG::GroupRing{Gr,T}){Gr<:Group, T<:GroupElem}(V::Vector{T}, S::Type=Int)
+   res = RG(S)
+   for g in V
     end
     return res
 end