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parametrise GroupRing by Group and GroupElem
as suggested by thofma
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@ -11,13 +11,13 @@ import Base: convert, show, hash, ==, +, -, *, //, /, length, norm, rationalize,
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#
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###############################################################################
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type GroupRing <: Ring
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group::Group
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basis::Vector{GroupElem}
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basis_dict::Dict{GroupElem, Int}
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type GroupRing{Gr<:Group, T<:GroupElem} <: Ring
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group::Gr
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basis::Vector{T}
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basis_dict::Dict{T, Int}
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pm::Array{Int,2}
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function GroupRing(G::Group; initialise=true)
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function GroupRing(G::Gr; initialise=true)
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A = new(G)
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if initialise
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complete(A)
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@ -25,11 +25,15 @@ type GroupRing <: Ring
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return A
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end
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function GroupRing(G::Group, basis, basis_dict, pm::Array{Int,2})
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function GroupRing(G::Gr, basis::Vector{T}, basis_dict::Dict{T,Int}, pm::Array{Int,2})
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return new(G, basis, basis_dict, pm)
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end
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end
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GroupRing{Gr<:Group}(G::Gr;initialise=true) = GroupRing{Gr, elem_type(G)}(G, initialise=initialise)
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GroupRing{Gr<:Group, T<:GroupElem}(G::Gr, b::Vector{T}, b_d::Dict{T,Int}, pm::Array{Int,2}) = GroupRing{Gr, T}(G, b, b_d, pm)
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type GroupRingElem{T<:Number} <: RingElem
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coeffs::AbstractVector{T}
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parent::GroupRing
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