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add external constructors for SAut i SL

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This commit is contained in:
kalmarek 2018-09-16 17:53:10 +02:00
parent 8ee8eebd9e
commit b45adc2e00
2 changed files with 15 additions and 14 deletions
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7
groups/autfreegroup.jl
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@ -1,9 +1,10 @@
struct SpecialAutomorphismGroup{N} <: SymmetrizedGroup struct SpecialAutomorphismGroup{N} <: SymmetrizedGroup
group::AutGroup group::AutGroup
end
function SpecialAutomorphismGroup(args::Dict) function SpecialAutomorphismGroup(args::Dict)
return new{args["SAut"]}(AutGroup(FreeGroup(N), special=true)) N = args["SAut"]
end return SpecialAutomorphismGroup{N}(AutGroup(FreeGroup(N), special=true))
end end
name(G::SpecialAutomorphismGroup{N}) where N = "SAutF$(N)" name(G::SpecialAutomorphismGroup{N}) where N = "SAutF$(N)"

22
groups/speciallinear.jl
View File

@ -2,20 +2,20 @@ struct SpecialLinearGroup{N} <: SymmetrizedGroup
group::AbstractAlgebra.Group group::AbstractAlgebra.Group
p::Int p::Int
X::Bool X::Bool
end
function SpecialLinearGroup(args::Dict) function SpecialLinearGroup(args::Dict)
N = args["SL"] N = args["SL"]
p = args["p"] p = args["p"]
X = args["X"] X = args["X"]
if p == 0 if p == 0
G = MatrixSpace(Nemo.ZZ, N, N) G = MatrixSpace(Nemo.ZZ, N, N)
else else
R = Nemo.NmodRing(UInt(p)) R = Nemo.NmodRing(UInt(p))
G = MatrixSpace(R, N, N) G = MatrixSpace(R, N, N)
end
return new{N}(G, p, X)
end end
return SpecialLinearGroup{N}(G, p, X)
end end
function name(G::SpecialLinearGroup{N}) where N function name(G::SpecialLinearGroup{N}) where N