Matroid connectivity and singularities of configuration hypersurfaces

DOI10.1007/s11005-020-01352-3OpenAlexW2913731315MaRDI QIDQ2224528

Uli Walther, Mathias Schulze, Graham Denham

Publication date: 3 February 2021

Published in: Letters in Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1902.06507

zbMATH Keywords

singularityconfigurationmatroidCohen-MacaulayFeynmanKirchhoffdeterminantalSymanzik

Mathematics Subject Classification ID

Graph polynomials (05C31) Singularities in algebraic geometry (14B05) Determinantal varieties (14M12) Feynman diagrams (81T18) Feynman integrals and graphs; applications of algebraic topology and algebraic geometry (81Q30) Combinatorial aspects of matroids and geometric lattices (05B35) Configurations and arrangements of linear subspaces (14N20)

Related Items (7)

Logarithmic vector fields and freeness of divisors and arrangements: new perspectives and applications. Abstracts from the workshop held January 24--30, 2021 (online meeting) ⋮ \(c_2\) invariants of hourglass chains via quadratic denominator reduction ⋮ Configuration polynomials under contact equivalence ⋮ Hepp's bound for Feynman graphs and matroids ⋮ Cohen-Macaulay property of Feynman integrals ⋮ Invariant differential forms on complexes of graphs and Feynman integrals ⋮ On Feynman graphs, matroids, and GKZ-systems

Uses Software

• SINGULAR
• MathOverflow

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