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GroupRings.jl
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explicitely extend norm and sparse

This commit is contained in:
kalmarek 2019-01-09 16:52:40 +01:00
parent 2be41a3774
commit 43b10d8029
1 changed files with 6 additions and 6 deletions
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src/GroupRings.jl
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@ -5,9 +5,7 @@ using AbstractAlgebra
import AbstractAlgebra: Group, GroupElem, Ring, RingElem, parent, elem_type, parent_type, addeq!, mul!
using SparseArrays
import SparseArrays: sparse
using LinearAlgebra
import LinearAlgebra: norm
using Markdown
import Base: convert, show, hash, ==, +, -, *, ^, //, /, length, getindex, setindex!, eltype, one, zero
@ -202,13 +200,15 @@ end
Base.size(X::GroupRingElem) = size(X.coeffs)
Base.IndexStyle(::Type{GroupRingElem}) = Base.LinearFast()
dense(X::GroupRingElem{T, A}) where {T, A<:DenseVector} = X
function dense(X::GroupRingElem{T, Sp}) where {T, Sp<:SparseVector}
return parent(X)(Vector(X.coeffs))
end
dense(X::GroupRingElem{T, A}) where {T, A<:Vector} = X
sparse(X::GroupRingElem{T, Sp}) where {T, Sp<:SparseVector} = X
function sparse(X::GroupRingElem{T, A}) where {T, A<:Vector}
SparseArrays.sparse(X::GroupRingElem{T, Sp}) where {T, Sp<:SparseVector} = X
function SparseArrays.sparse(X::GroupRingElem{T, A}) where {T, A<:Vector}
return parent(X)(sparse(X.coeffs))
end
@ -515,7 +515,7 @@ end
length(X::GroupRingElem) = count(!iszero, X.coeffs)
norm(X::GroupRingElem, p=2) = norm(X.coeffs, p)
LinearAlgebra.norm(X::GroupRingElem, p::Int=2) = norm(X.coeffs, p)
aug(X::GroupRingElem) = sum(X.coeffs)