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January 01, 2026 article Open access Aachen paper

Specialization Map for Quiver Grassmannians

IRIS Research product catalog (Sapienza University of Rome)

DOI: 10.1007/s10468-026-10395-4 Full text (OA) OpenAlex

Abstract

We define a specialization map between cohomology algebras of quiver Grassmannians of Dynkin type and we prove that it is surjective in type A. This generalizes a result of Lanini and Strickland.

Authors 4

  1. Giovanni Cerulli-Irelli
  2. F. Esposito

    University of Padua

    Affiliation as printed

    University of Padova , via Trieste 63 , 35121 Padova , Italy

  3. Xin Fang Aachen Chair of Algebra and Representation Theory

    RWTH Aachen University

    Affiliation as printed

    RWTH Aachen University , Chair of Algebra and Representation Theory , Pontdriesch 10-16 , 52062 Aachen , Germany

  4. Ghislain Fourier Aachen Chair of Algebra and Representation Theory

    RWTH Aachen University

    Affiliation as printed

    RWTH Aachen University , Chair of Algebra and Representation Theory , Pontdriesch 10-16 , 52062 Aachen , Germany

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