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The sign conjecture for Coxeter arrangements of types A and D
Let $V$ be an $n$ -dimensional space, let $\mathcal{H}$ be a Coxeter arrangement of type $A_n$ or $D_n$ in $V$ , and let $a\in V$ satisfy $0\in\mathbb{B}(a,R)$ . Assume that $a$ lies…
Conjectureopencombinatorics coxeter-arrangements sign-problemsarXiv posted 2 days ago

The sign conjecture for Coxeter arrangements of types A and D