From 139381078136d9a7cd0eac8263ff31dc55904764 Mon Sep 17 00:00:00 2001
From: kalmar <kalmar@amu.edu.pl>
Date: Wed, 17 May 2017 12:51:08 +0200
Subject: [PATCH] parents are always defined for GroupRingElems

---
 src/GroupRings.jl | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/GroupRings.jl b/src/GroupRings.jl
index 8085ab4..8ddedbf 100644
--- a/src/GroupRings.jl
+++ b/src/GroupRings.jl
@@ -291,7 +291,6 @@ end
 ###############################################################################
 
 function star(X::GroupRingElem)
-   isdefined(X, :parent) || throw("Define parent object for $X first")
    RG = parent(X)
    isdefined(RG, :basis) || complete(RG)
    result = RG()