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Related papers: Height of motives

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We formulate a conjectural p-adic analogue of Borel's theorem relating regulators for higher K-groups of number fields to special values of the corresponding zeta-functions, using syntomic regulators and p-adic L-functions. We also…

K-Theory and Homology · Mathematics 2007-11-19 Amnon Besser , Paul Buckingham , Rob de Jeu , Xavier-Francois Roblot

A motive over a field $k$ is of abelian type if it belongs to the thick and rigid subcategory of Chow motives spanned by the motives of abelian varieties over $k$. This paper contains three sections of independent interest. First, we show…

Algebraic Geometry · Mathematics 2015-07-28 Charles Vial

We prove the Tate conjecture for divisor classes and the Mumford-Tate conjecture for the cohomology in degree 2 for varieties with $h^{2,0}=1$ over a finitely generated field of characteristic 0, under a mild assumption on their moduli. As…

Algebraic Geometry · Mathematics 2017-03-15 Ben Moonen

In this paper we will prove that Tate conjecture of abelian varieties over finite field is equivalent to the finiteness of isomorphism classes of abelian varieties with a fixed dimension. We give a different approach with Zarhin's result.

Algebraic Geometry · Mathematics 2019-01-08 Anningzhe Gao

We consider categories of equivariant mixed Tate motives, where equivariant is understood in the sense of Borel. We give the two usual definitions of equivariant motives, via the simplicial Borel construction and via algebraic…

Representation Theory · Mathematics 2018-09-17 Wolfgang Soergel , Rahbar Virk , Matthias Wendt

We propose upper bounds for the number of modular constituents of the restriction modulo $p$ of a complex irreducible character of a finite group, and for its decomposition numbers, in certain cases.

Representation Theory · Mathematics 2018-03-16 Gunter Malle , Gabriel Navarro , Benjamin Sambale

In this paper we prove parts of a conjecture of Herzog giving lower bounds on the rank of the free modules appearing in the linear strand of a graded $k$-th syzygy module over the polynomial ring. If in addition the module is…

Commutative Algebra · Mathematics 2021-05-18 Tim Roemer

Let $X$ be a cubic fourfold in $P^5_{C}$. We prove that, assuming the Hodge conjecture for the product $S \times S$, where $S$ is a complex surface, and the finite dimensionality of the Chow motive $h(S)$, there are at most a countable…

Algebraic Geometry · Mathematics 2017-01-23 Claudio Pedrini

We construct derived fundamental group schemes for Tate motives over connected smooth schemes over fields. We show that there exists a pro affine derived group scheme over the rationals such that its category of perfect representations…

Algebraic Geometry · Mathematics 2010-11-02 Markus Spitzweck

We make explicit Serre's generalization of the Sato-Tate conjecture for motives, by expressing the construction in terms of fiber functors from the motivic category of absolute Hodge cycles into a suitable category of Hodge structures of…

Number Theory · Mathematics 2016-02-26 Grzegorz Banaszak , Kiran S. Kedlaya

We consider the set of points in projective $n$-space that generate an extension of degree $e$ over given number field $k$, and deduce an asymptotic formula for the number of such points of absolute height at most $X$, as $X$ tends to…

Number Theory · Mathematics 2012-04-10 Martin Widmer

Already in the 1960s Grothendieck understood that one could obtain an almost entirely satisfactory theory of motives over a finite field when one assumes the full Tate conjecture. In this note we prove a similar result for motivic…

Algebraic Geometry · Mathematics 2021-01-19 James S. Milne , Niranjan Ramachandran

This is the second installment in a sequence of articles devoted to "explicit Chabauty-Kim theory" for the thrice punctured line. Its ultimate goal is to construct an algorithmic solution to the unit equation whose halting will be…

Algebraic Geometry · Mathematics 2015-02-10 Ishai Dan-Cohen , Stefan Wewers

In this brief note, we will investigate the number of points of bounded (twisted) height in a projective variety defined over a function field, where the function field comes from a projective variety of dimension greater than or equal to…

Number Theory · Mathematics 2007-05-23 C. Douglas Haessig

In this paper we prove the Rigidity Theorem for motives of rigid analytic varieties over a non-Archimedean valued field $K$. We prove this theorem both for motives with transfers and without transfers in a relative setting. Applications…

Algebraic Geometry · Mathematics 2023-06-22 Federico Bambozzi , Alberto Vezzani

We give an upper bound on the number of rational points of an arbitrary Zariski closed subset of a projective space over a finite field. This bound depends only on the dimensions and degrees of the irreducible components and holds for very…

Algebraic Geometry · Mathematics 2015-11-03 Alain Couvreur

We provide explicit bounds on the difference of heights of isogenous Drinfeld modules. We derive a finiteness result in isogeny classes. In the rank 2 case, we also obtain an explicit upper bound on the size of the coefficients of modular…

Number Theory · Mathematics 2020-01-24 Florian Breuer , Fabien Pazuki , Mahefason Heriniaina Razafinjatovo

We consider the satisfiability problem for the two-variable fragment of the first-order logic extended with modulo counting quantifiers and interpreted over finite words or trees. We prove a small-model property of this logic, which gives a…

Logic in Computer Science · Computer Science 2017-10-17 Bartosz Bednarczyk , Witold Charatonik

This is the Part II of our paper "Height functions for motives". We consider more general period domains and the height functions on more general sets of motives. We also consider the corresponding Hodge theoretic variant of Nevanlinna…

Number Theory · Mathematics 2018-03-14 Kazuya Kato

Given a set of endomorphisms on $\mathbb{P}^N$, we establish an upper bound on the number of points of bounded height in the associated monoid orbits. Moreover, we give a more refined estimate with an associated lower bound when the monoid…

Number Theory · Mathematics 2020-07-07 Wade Hindes