mirror of
https://github.com/kalmarek/GroupRings.jl.git
synced 2024-09-05 22:51:44 +02:00
36 lines
1.1 KiB
Julia
36 lines
1.1 KiB
Julia
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Base.show(io::IO, A::AbstractStarAlgebra) = print(io, "*-Algebra of $(object(A))")
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__prints_with_minus(x) = false
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__prints_with_minus(x::Real) = x < 0
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function Base.show(io::IO, a::AlgebraElement)
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A = parent(a)
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if iszero(a)
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T = eltype(a)
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print(io, "$(zero(T))*$(one(object(A)))")
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elseif hasbasis(A)
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elts = String[]
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nzeros = findall(!iszero, coeffs(a))
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for (counter, idx) in enumerate(nzeros)
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c, elt = coeffs(a)[idx], basis(A)[idx]
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if counter == 1
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print(io, c, '·', elt)
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length(nzeros) > 1 && print(io, ' ')
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else
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__prints_with_minus(c) || print(io, '+')
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print(io, c, '·', elt)
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counter == length(nzeros) || print(io, ' ')
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end
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end
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else
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println(io, "Algebra element without defined basis")
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show(io, MIME("text/plain"), a.coeffs)
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end
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end
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function Base.show(io::IO, ::MIME"text/plain", mstr::TrivialMStructure)
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Tw = _istwisted(mstr)
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l = length(basis(mstr))
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print(io, "TrivialMStructure{$Tw} over basis with $l elements")
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end
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