Math Library›Research portal›Normalisers of parabolic subgroups of Artin–Tits groups and Tits cone intersections›Normalisers of parabolic subgroups of Artin–Tits groups and Tits cone intersectionsNormalisers of parabolic subgroups of Artin–Tits groups and Tits cone intersections Coxeter geometry and relative chambers — level 0 Groupoid covers, arrangement topology and ribbons — level 1 Normalisers of parabolic subgroups of Artin–Tits groups and Tits cone intersections — level 2 Prerequisite omissions and potential defects Open questions and potential solutions
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