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20142026
most citedHilbert-Samuel sequences of homogeneous finite type

6 citations · 15 across the 20 of their papers we have counts for

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math.AG2026

Three-dimensional noncommutative Fano minifolds

Konstantin Loginov, Dmitri Orlov

We give a construction of the previously announced family of three-dimensional noncommutative Fano minifolds of Euler degree . We prove that their defining -algebra…

math.AG2026

Non-commutative Fano varieties and three-dimensional minifolds

Konstantin Loginov, Dmitri Orlov

We introduce notions of non-commutative Fano varieties and non-commutative minifolds, and study the latter in dimension three. We prove that the Euler matrices of full exceptional…

math.AG2026

Unirational del Pezzo surfaces of degree one

Ivan Cheltsov, Konstantin Loginov, Dmitri Orlov +1

We construct explicit unirational del Pezzo surfaces of degree with arithmetic Picard rank one over , , and . Moreover, we prove that e…

math.AG2026

Actions of on rationally connected threefolds

Konstantin Loginov

Let . We prove that if is a rationally connected threefold with a faithful action of , then is -birational to the Fermat quartic threefold. If …

math.AG2026

Dual complexes of qdlt Fano type models and strong complete regularity

Jihao Liu, Konstantin Loginov

We introduce birational strong complete regularity and strong complete regularity, two numerical invariants for pairs of (relative) Fano type. They are defined using variants of qd…

math.AG2026

On the coregularity of del Pezzo surfaces with du Val singularities

Konstantin Loginov, Andrey Trepalin

We compute the coregularity of del Pezzo surfaces with du Val singularities. To this aim, we study the relation between del Pezzo surfaces of degree and elliptic fibrations. It…