fix printing of GSymbol: No special (id) symbol

2017-01-23 11:30:07 +01:00 · 2017-01-23 11:30:07 +01:00 · 56b63058e3
parent 3e4f7a36a2
commit 56b63058e3
1 changed files with 3 additions and 1 deletions
--- a/Groups.jl
+++ b/Groups.jl
@ -10,7 +10,9 @@ export IdSymbol, change_pow
 abstract GSymbol

 function show(io::IO, s::GSymbol)
-    if s.pow == 0 || s.pow == 1
+    if s.pow == 0
+        print(io, "(id)")
+    elseif s.pow == 1
        print(io, s.gen)
    else
        print(io, (s.gen)*"^$(s.pow)")