English

Counterexamples to the Kuznetsov--Shinder L-equivalence conjecture

Algebraic Geometry 2026-02-11 v3

Abstract

We disprove a conjecture of Kuznetsov--Shinder, which posits that DD-equivalent simply connected varieties are LL-equivalent, by constructing a counterexample using moduli spaces of sheaves on K3 surfaces.

Cite

@article{arxiv.2503.21511,
  title  = {Counterexamples to the Kuznetsov--Shinder L-equivalence conjecture},
  author = {Reinder Meinsma},
  journal= {arXiv preprint arXiv:2503.21511},
  year   = {2026}
}

Comments

Final version. To appear in Algebraic Geometry

R2 v1 2026-06-28T22:36:43.457Z