English

Intermediate Jacobians and linearizability

Algebraic Geometry 2025-03-20 v2

Abstract

We develop an equivariant version of the formalism of intermediate Jacobian torsor obstructions, and apply it to conic bundles over rational surfaces, quadric surface bundles over P1\mathbb P^1, and Fano threefolds.

Keywords

Cite

@article{arxiv.2403.06047,
  title  = {Intermediate Jacobians and linearizability},
  author = {Tudor Ciurca and Sho Tanimoto and Yuri Tschinkel},
  journal= {arXiv preprint arXiv:2403.06047},
  year   = {2025}
}

Comments

minor revisions, 37 pages, to appear in Kyoto J. of Math

R2 v1 2026-06-28T15:14:43.460Z