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lgoettgens merged 2 commits into from
Oct 24, 2025
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describe a character abstractly not via its position #5493

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describe a character abstractly not via its position
ThomasBreuer Oct 24, 2025
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Update test/book/specialized/decker-schmitt-invariant-theory/cox_ring…
lgoettgens Oct 24, 2025
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6 changes: 5 additions & 1 deletion test/book/specialized/decker-schmitt-invariant-theory/cox_ring.jlcon
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Expand Up @@ -9,7 +9,11 @@ julia> G = matrix_group(g1, g2)
Matrix group of degree 3
over cyclotomic field of order 3

julia> chi = character_table(G)[6];
julia> tbl = character_table(G); F, _ = abelian_closure(QQ);

julia> p = x -> order(kernel(x)[1]) == 8 && x(G(g2)) == F(z_3);

julia> chi = iterate(x for x in tbl if p(x))[1];
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julia> RG = invariant_ring(G)
Invariant ring
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