Poset topology and homological invariants of algebras arising in algebraic combinatorics

zbMath1394.16004arXiv1311.6680MaRDI QIDQ4584088

Benjamin Steinberg, Franco V. Saliola, Stuart W. Margolis

Publication date: 29 August 2018

Full work available at URL: https://arxiv.org/abs/1311.6680

zbMATH Keywords

cohomologyorder complexglobal dimensionKoszul algebrachordal graphhyperplane arrangementhereditary algebraleft regular bandposet topologyLeray numberCW poset(minimal) projective resolutions

Mathematics Subject Classification ID

Homological functors on modules (Tor, Ext, etc.) in associative algebras (16E30) Arrangements of points, flats, hyperplanes (aspects of discrete geometry) (52C35) Representations of associative Artinian rings (16G10) Semigroups (20M99)

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