kalmar/Groups.jl
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fine tuned elem_type, parent_type

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kalmar 2017-07-21 13:20:31 +02:00
parent d02c5afc65
commit 7f1b6f61d0
1 changed files with 4 additions and 2 deletions
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6
src/DirectProducts.jl
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@ -29,9 +29,11 @@ end
#
###############################################################################
elem_type{T<:Group}(G::DirectProductGroup{T}) = DirectProductGroupElem{elem_type(first(G.factors))}
elem_type{T<:Group}(G::DirectProductGroup{T}) =
DirectProductGroupElem{elem_type(G.group)}
parent_type(::Type{DirectProductGroupElem}) = DirectProductGroup
parent_type{T<:GroupElem}(::Type{DirectProductGroupElem{T}}) =
DirectProductGroup{parent_type(T)}
parent(g::DirectProductGroupElem) = DirectProductGroup([parent(h) for h in g.elts])