From 44e3c9c0b9960bcccd761517d27e30b8d0c32ae7 Mon Sep 17 00:00:00 2001
From: kalmarek <kalmar@amu.edu.pl>
Date: Mon, 9 Apr 2018 11:10:57 +0200
Subject: [PATCH] add generator of characters for PermGroup, DirectProductGroup

---
 src/Projections.jl | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Projections.jl b/src/Projections.jl
index 0db9e54..5d0da91 100644
--- a/src/Projections.jl
+++ b/src/Projections.jl
@@ -54,6 +54,13 @@ for T in [PermCharacter, DirectProdCharacter]
     end
 end
 
+characters(G::Generic.PermGroup) = (PermCharacter(p) for p in AllParts(G.n))
+
+function characters(G::DirectProductGroup)
+    nfold_chars = Iterators.repeated(characters(G.group), G.n)
+    return (DirectProdCharacter(idx) for idx in Iterators.product(nfold_chars...))
+end
+
 ###############################################################################
 #
 #  Projections