kalmar/PropertyT.jl
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kalmarek 2017-11-08 15:40:38 +01:00
parent 38ae1e0656
commit a35122f8bb
2 changed files with 5 additions and 5 deletions
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1
src/OrbitDecomposition.jl
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@ -195,6 +195,7 @@ function compute_orbit_data{T<:GroupElem}(logger, name::String, G::Nemo.Group, S
info(logger, "Decomposing E into orbits of $(autS)") info(logger, "Decomposing E into orbits of $(autS)")
@logtime logger orbs = orbit_decomposition(autS, E_2R, E_rdict) @logtime logger orbs = orbit_decomposition(autS, E_2R, E_rdict)
@assert sum(length(o) for o in orbs) == length(E_2R) @assert sum(length(o) for o in orbs) == length(E_2R)
info(logger, "E consists of $(length(orbs)) orbits!")
save(joinpath(name, "orbits.jld"), "orbits", orbs) save(joinpath(name, "orbits.jld"), "orbits", orbs)
info(logger, "Action matrices") info(logger, "Action matrices")

9
src/Projections.jl
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@ -90,19 +90,19 @@ function idempotents(RG::GroupRing{PermGroup}, T::Type=Rational{Int})
return unique(idems) return unique(idems)
end end
function rankOne_projection{S}(chi::PropertyT.PermCharacter, idems::Vector{GroupRingElem{S}}) function rankOne_projection{T}(chi::PropertyT.PermCharacter, idems::Vector{GroupRingElem{T}})
RG = parent(first(idems)) RG = parent(first(idems))
ids = [[one(RG, S)]; idems] ids = [[one(RG, T)]; idems]
for (i,j,k) in Base.product(ids, ids, ids) for (i,j,k) in Base.product(ids, ids, ids)
if chi(i) == zero(S) || chi(j) == zero(S) || chi(k) == zero(S) if chi(i) == zero(T) || chi(j) == zero(T) || chi(k) == zero(T)
continue continue
end end
elt = i*j*k elt = i*j*k
elt^2 == elt || continue elt^2 == elt || continue
if chi(elt) == one(S) if chi(elt) == one(T)
return elt return elt
# return (i,j,k) # return (i,j,k)
end end
@ -134,7 +134,6 @@ function rankOne_projections(G::PermutationGroup, T::Type=Rational{Int})
return min_projs return min_projs
end end
function rankOne_projections(BN::WreathProduct, T::Type=Rational{Int}) function rankOne_projections(BN::WreathProduct, T::Type=Rational{Int})
N = BN.P.n N = BN.P.n