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DirectProducts and WreathProducts are in Groups now

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kalmar 2017-06-22 15:14:15 +02:00
parent dca65e571e
commit 3c0ecd2e73
1 changed files with 2 additions and 5 deletions
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7
src/Projections.jl
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@ -1,6 +1,3 @@
using DirectProducts
using WreathProducts
###############################################################################
#
# Characters of PermutationGroup
@ -58,7 +55,7 @@ end
#
###############################################################################
function epsilon(i, g::DirectProducts.DirectProductGroupElem)
function epsilon(i, g::DirectProductGroupElem)
return reduce(*, 1, ((-1)^isone(g.elts[j]) for j in 1:i))
end
@ -102,7 +99,7 @@ function rankOne_projections(G::PermutationGroup, T::Type=Rational{Int})
end
end
function rankOne_projections(BN::WreathProducts.WreathProduct, T::Type=Rational{Int})
function rankOne_projections(BN::WreathProduct, T::Type=Rational{Int})
N = BN.P.n
# projections as elements of the group rings RSₙ