Character varieties of free groups are Gorenstein but not always factorial

DOI10.1016/j.jalgebra.2016.01.044zbMath1354.14021arXiv1504.01210OpenAlexW1480646346MaRDI QIDQ286556

Sean Lawton, Christopher Manon

Publication date: 20 May 2016

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1504.01210

zbMATH Keywords

free groupmoduli spaceUFDcharacter varietyGorensteinreductive

Mathematics Subject Classification ID

Homological conditions on associative rings (generalizations of regular, Gorenstein, Cohen-Macaulay rings, etc.) (16E65) Special types (Cohen-Macaulay, Gorenstein, Buchsbaum, etc.) (13H10) Group actions on varieties or schemes (quotients) (14L30) Algebraic moduli problems, moduli of vector bundles (14D20) Divisibility, noncommutative UFDs (16U30)

Related Items (4)

Skein algebras of surfaces ⋮ Symplectic resolutions of character varieties ⋮ A Fano compactification of the \(\mathrm{SL}_2(\mathbb{C})\) free group character variety ⋮ Tropical geometry and Newton–Okounkov cones for Grassmannian of planes from compactifications

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