activity
20042025
most citedWeight structures vs. -structures; weight filtrations, spectral sequences, and complexes (for motives and in general)

148 citations · 390 across the 41 of their papers we have counts for

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29 papers · 1 filter

math.AG2025

Bases of associated Galois modules in general wildly ramified extensions and in elementary abelian extensions of degree

Mikhail V. Bondarko, Kirill S. Ladny, Konstantin I. Pimenov

For a wildly ramified extension of complete discrete valuation fields we study collections of elements of (where ) that fit well for constructing bases of…

math.AG2025

Some general étale Weak Lefschetz-type theorems

Sergei I. Arkhipov, Mikhail V. Bondarko

We establish new general etale versions of theorems of Barth and Sommese. Respectively, we compute the lower etale cohomology of closed subvarieties of of small codimensions…

math.AG2022

Producing "new" semi-orthogonal decompositions in arithmetic geometry

Mikhail V. Bondarko

This paper is devoted to constructing "new" admissible subcategories and semi-orthogonal decompositions of triangulated categories out of "old" ones. For two triangulated subcatego…

math.AG2021

Smooth weight structures and birationality filtrations on motivic categories

Mikhail V. Bondarko, David Z. Kumallagov

We study various triangulated motivic categories and introduce a vast family of aisles (these are certain classes of objects) in them. These aisles are defined in terms of the corr…

math.AG2020

On Chow-weight homology of motivic complexes and its relation to motivic homology

Mikhail V. Bondarko, David Z. Kumallagov

We study in detail the so-called Chow-weight homology of Voevodsky motivic complexes and relate it to motivic homology. We generalize earlier results and prove that the vanishing o…

math.AG2020★ 2 cited

On Chow-pure cohomology and Euler characteristics for motives and varieties, and their relation to unramified cohomology and Brauer groups

Mikhail V. Bondarko

We study Grothedieck groups of triangulated categories using weight structures, weight complexes, and the corresponding pure (co)homological functors. We prove some general stateme…