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Related papers: Bloch--Kato conjectures for automorphic motives

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We prove the multiple cover formula conjecture for abelian surfaces for a large class of insertions, including all stationary invariants. The proof uses the reduced degeneration formula expressing the invariants in terms of the correlated…

Algebraic Geometry · Mathematics 2025-12-10 Thomas Blomme , Francesca Carocci

We describe several explicit examples of simple abelian surfaces over real quadratic fields with real multiplication and everywhere good reduction. These examples provide evidence for the Eichler-Shimura conjecture for Hilbert modular forms…

Number Theory · Mathematics 2017-07-03 Lassina Dembele , Abhinav Kumar

Let $A$ be a modular abelian surface over $Q$ which either has trivial geometric endomorphism ring, or arises as the restriction of scalars of an elliptic curve over an imaginary quadratic field which is modular and is not a $Q$-curve. In…

Number Theory · Mathematics 2023-07-14 David Loeffler , Sarah Livia Zerbes

We prove the Sato-Tate conjecture for Hilbert modular forms. More precisely, we prove the natural generalisation of the Sato-Tate conjecture for regular algebraic cuspidal automorphic representations of $\GL_2(\A_F)$, $F$ a totally real…

Number Theory · Mathematics 2010-11-05 Thomas Barnet-Lamb , Toby Gee , David Geraghty

This is a letter (not intended for publication in a regular journal) written in response to two referees of my preprint "Local duality theorems for commutative algebraic groups". In it, I discuss possible applications of the new theory of…

Number Theory · Mathematics 2024-02-01 Cristian D. Gonzalez-Aviles

The goal of this paper is to prove Bloch's conjecture for the numerical Godeaux surface constructed by P. Craighero and R. Gattazzo.

Algebraic Geometry · Mathematics 2017-07-05 Vladimir Guletskii

This article reviews the work of the same authors on the Beilinson-Bloch-Kato conjecture for Rankin-Selberg motives, with some new observations and speculations toward the categorical local Langlands developed by X. Zhu.

Number Theory · Mathematics 2025-09-23 Yifeng Liu , Yichao Tian , Liang Xiao , Wei Zhang , Xinwen Zhu

We give an explicit conjectural formula for the motivic Euler characteristic of an arbitrary symplectic local system on the moduli space A_3 of principally polarized abelian threefolds. The main term of the formula is a conjectural motive…

Algebraic Geometry · Mathematics 2013-01-22 Jonas Bergström , Carel Faber , Gerard van der Geer

We prove a motivic enhancement of the classical Picard--Lefschetz formula. Our proof is completely motivic, and yields a description of the motivic nearby cycles at a quasi-homogeneous singularity, as well as its monodromy, in terms of an…

Algebraic Geometry · Mathematics 2025-10-15 Ran Azouri , Emil Jacobsen

In this note we relate the notions of Lefschetz type, decomposability, and isomorphism, on Chow motives with the notions of unit type, decomposability, and isomorphism, on noncommutative motives. Examples, counter-examples, and applications…

Algebraic Geometry · Mathematics 2014-09-11 Marcello Bernardara , Goncalo Tabuada

We study some conjectures about Chow groups of varieties of geometric genus one. Some examples are given of Calabi-Yau threefolds where these conjectures can be verified, using the theory of finite-dimensional motives.

Algebraic Geometry · Mathematics 2016-02-17 Robert Laterveer

Combinatorial aspects of the Torelli-Johnson-Morita theory of surface automorphisms are extended to certain subgroups of the mapping class groups. These subgroups are defined relative to a specified homomorphism from the fundamental group…

Geometric Topology · Mathematics 2012-01-19 Yusuke Kuno , R. C. Penner , Vladimir Turaev

The first part of this paper studied $\mathrm{GSp}_4$-type abelian varieties and the corresponding compatible systems of $\mathrm{GSp}_4$ representations. Techniques in \cite{BCGP} are applied to show that one can prove the potential…

Number Theory · Mathematics 2025-12-05 Chao Gu

It is shown that the multiplicative monoids of Temperley-Lieb algebras generated out of the basis are isomorphic to monoids of endomorphisms in categories where an endofunctor is adjoint to itself. Such a self-adjunction is found in a…

Geometric Topology · Mathematics 2008-07-10 K. Dosen , Z. Petric

Let $f$ be a newform of weight $k\geq 2$, level $N$ with coefficients in a number field $K$, and $A$ the adjoint motive of the motive $M$ associated to $f$. We carefully discuss the construction of the realisations of $M$ and $A$, as well…

Number Theory · Mathematics 2025-12-15 Fred Diamond , Matthias Flach , Li Guo

In this self-contained paper we prove that Voevodsky's smooth blowup triangle of motives generalises to a smooth blowup triangle of motives with modulus.

Algebraic Geometry · Mathematics 2019-07-31 Shane Kelly , Shuji Saito

We prove the Bloch-Kato conjecture for critical values of Asai L-functions of p-ordinary Hilbert modular forms over quadratic fields (with p split); and one inclusion in the Iwasawa main conjecture for these L-functions (up to a power of…

Number Theory · Mathematics 2025-02-18 Giada Grossi , David Loeffler , Sarah Livia Zerbes

This is a survey on the automorphism groups in various classes of affine algebraic surfaces and the algebraic group actions on such surfaces. Being infinite-dimensional, these automorphism groups share some important features of algebraic…

Algebraic Geometry · Mathematics 2025-03-06 Sergei Kovalenko , Alexander Perepechko , Mikhail Zaidenberg

We investigate the relations in Galois groups of maximal p-extensions of fields, the structure of their natural filtrations, and their relationship with the Bloch-Kato conjecture proved by Rost and Voevodsky with Weibel's patch. Our main…

Number Theory · Mathematics 2011-02-10 Dikran Karagueuzian , John Labute , Jan Minac

We prove the local motivic monodromy conjecture for singularities that are nondegenerate with respect to a simplicial Newton polyhedron. It follows that all poles of the local topological zeta functions of such singularities correspond to…

Algebraic Geometry · Mathematics 2026-02-19 Matt Larson , Sam Payne , Alan Stapledon