define isone for <:GSymbol

2017-05-12 19:46:59 +02:00 · 2017-05-12 19:46:59 +02:00 · 3d944d2de2
parent 9dafd3c09c
commit 3d944d2de2
2 changed files with 2 additions and 2 deletions
--- a/src/FPGroups.jl
+++ b/src/FPGroups.jl
@ -82,8 +82,6 @@ end

 hash(s::FPSymbol, h::UInt) = hash(s.str, hash(s.pow, hash(FPSymbol, h)))

-isone(s::FPSymbol) = s.pow == 0
-
 change_pow(s::FPSymbol, n::Int) = FPSymbol(s.str, n)

 length(s::FPSymbol) = abs(s.pow)
--- a/src/Groups.jl
+++ b/src/Groups.jl
@ -86,6 +86,8 @@ function deepcopy_internal{T<:GSymbol}(W::GWord{T}, dict::ObjectIdDict)
    return G(GWord{T}(deepcopy(W.symbols)))
 end

+isone{T<:GSymbol}(s::T) = s.pow == 0
+
 length(W::GWord) = sum([length(s) for s in W.symbols])

 function free_reduce!(W::GWord)