Symmetric Dellac configurations

zbMath1439.05014arXiv1808.04275MaRDI QIDQ5109563

Ange Bigeni, Evgeny Feigin

Publication date: 12 May 2020

Full work available at URL: https://arxiv.org/abs/1808.04275

zbMATH Keywords

flag varietyDellac configurationmedian Euler number

Mathematics Subject Classification ID

Exact enumeration problems, generating functions (05A15) Grassmannians, Schubert varieties, flag manifolds (14M15)

Related Items (2)

Symmetric Dellac configurations and symplectic/orthogonal flag varieties ⋮ PBW degenerations, quiver Grassmannians, and toric varieties

Uses Software

• OEIS

Cites Work

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• Degenerate flag varieties and Schubert varieties: a characteristic free approach
• Combinatorial study of Dellac configurations and \(q\)-extended normalized median Genocchi numbers
• Quiver Grassmannians and degenerate flag varieties
• The median Genocchi numbers, \(q\)-analogues and continued fractions
• \({\mathbb{G}_a^M}\) degeneration of flag varieties
• Torus fixed points in Schubert varieties and normalized median Genocchi numbers
• Interpretations combinatoires des nombres de Genocchi
• Gandhi \(q\)-polynomials and Denert statistic
• Further results on the Euler and Genocchi numbers
• Derangements and Genocchi numbers
• A generalization of the Kreweras triangle through the universal \(\mathrm{sl}_{2}\) weight system
• Combinatorial interpretations of the Kreweras triangle in terms of subset tuples
• Degenerate flag varieties and the median Genocchi numbers
• Symmetric Dellac configurations and symplectic/orthogonal flag varieties
• Symplectic Degenerate Flag Varieties
• On the permutations counted by the Genocchi numbers of the first and second kind

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