Name: Rolf Mertig (email_not_shown)
Date: 06/15/12-12:24:19 AM Z

There is no bug here I think.
If you set


you get then (switchin on InputForm with FI; ) :

In[14]:= FI; SUNDelta[i,i]//SUNSimplify

Out[14]= -1 + SUNN^2

(* as it should be *)

In[15]:= ?SUNN
SUNN denotes the number of colors.
Trick[SUNDelta[a, a]] yields (SUNN^2 -1).

This archive was generated by hypermail 2b29 : 02/17/19-09:00:01 AM Z CET