The First Two Obstructions to the Freeness of Arrangements
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Publication:4038470
DOI10.2307/2154266zbMath0768.05019OpenAlexW4239833045MaRDI QIDQ4038470
Publication date: 16 May 1993
Full work available at URL: https://doi.org/10.2307/2154266
obstructionsgraded modulescohomology moduleshomogeneous componentsfree arrangementformal arrangementsoperation of truncation
Other designs, configurations (05B30) Dimension theory, depth, related commutative rings (catenary, etc.) (13C15) Invariants of analytic local rings (32S10)
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Cites Work
- A formula for the characteristic polynomial of an arrangement
- Free arrangements of hyperplanes over an arbitrary field
- Free arrangements of hyperplanes and unitary reflection groups
- Combinatorial construction of logarithmic differential forms
- Cohomology of Local Sheaves on Arrangement Lattices
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