From 0144c49372e8d70be4441e734944445c4f635038 Mon Sep 17 00:00:00 2001
From: kalmarek <kalmar@amu.edu.pl>
Date: Fri, 27 Oct 2017 16:12:28 +0200
Subject: [PATCH] AutSymbol evaluation -- much simpler

due to automorphism type carried as an attribute
---
 src/AutGroup.jl | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)

diff --git a/src/AutGroup.jl b/src/AutGroup.jl
index 04f343a..afbbce2 100644
--- a/src/AutGroup.jl
+++ b/src/AutGroup.jl
@@ -186,24 +186,12 @@ end
 ###############################################################################
 
 function (f::AutSymbol){T}(v::Vector{GWord{T}})
-    if f.pow == 0
-        return v
-    end
-    if f.ex == :(id())
-        func = identity(v)
-    elseif f.ex.args[1] == :ϱ
-        func = ϱ(f.ex.args[2], f.ex.args[3], f.pow)
-    elseif f.ex.args[1] == :λ
-        func = λ(f.ex.args[2], f.ex.args[3], f.pow)
-    elseif f.ex.args[1] == :ɛ
-        func = ɛ(f.ex.args[2], f.pow)
-    elseif f.ex.args[1] == :σ
-        g = PermutationGroup(length(f.ex.args[2]))(f.ex.args[2])
-        func = σ(g, f.ex.args[3])
-    else
-        throw("Unknown AutSymbol!")
-    end
-    return func(v)
+   if f.pow == 0
+      nothing
+   else
+      v = f.typ(v, f.pow)
+   end
+   return v
 end
 
 function (F::AutGroupElem)(v::Vector)