Signed graphs and the freeness of the Weyl subarrangements of type Bℓ

Daisuke Suyama, Michele Torielli, Shuhei Tsujie. Signed graphs and the freeness of the Weyl subarrangements of type Bℓ. Discrete Mathematics, 342(1):233-249, 2019. [doi]

Abstract

Abstract is missing.