Birational rigidity of G-del Pezzo threefolds of degree 2

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Abstract

We classify nodal rational non-Q">Q-factorial del Pezzo threefolds of degree 2">2 which can be G">G-birationally rigid for some subgroup G⊂Aut⁡(X)">G⊂Aut⁡(X)

About the authors

Artem Alexeevich Avilov

HSE University

Author for correspondence.
Email: math-net2025_06@mi-ras.ru

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