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remove init kwarg from prod (unsupported on julia-1.3)

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Marek Kaluba 2021-07-18 19:55:11 +02:00
parent ed1e3f9709
commit ef4470833a
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@ -262,7 +262,7 @@ using Groups.KnuthBendix
G(Ta(λ, i) * inv(A, Ta(λ, j) * Tα(λ, j))^6 * (Ta(λ, j) * Tα(λ, j) * z)^4 * c)
end
τ = (G(Ta(λ, 1) * Tα(λ, 1))^6) * prod(halftwists, init = one(G))
τ = (G(Ta(λ, 1) * Tα(λ, 1))^6) * prod(halftwists)
# τ^genus is trivial but only in autπ₁Σ₄
# here we check its centrality