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deepcopy_internal for FreeGroupElems

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kalmar 2017-05-15 09:54:28 +02:00
parent bdca979fda
commit 2d3ed657e7
1 changed files with 5 additions and 0 deletions
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src/FreeGroup.jl
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@ -79,6 +79,11 @@ end
#
###############################################################################
function deepcopy_internal(g::FreeGroupElem, dict::ObjectIdDict)
G = parent(g)
return G(FreeGroupElem(g.str, g.pow))
end
hash(s::FreeSymbol, h::UInt) = hash(s.str, hash(s.pow, hash(FreeSymbol, h)))
change_pow(s::FreeSymbol, n::Int) = FreeSymbol(s.str, n)