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We give a new construction of higher arithmetic Chow groups for quasi-projective arithmetic varieties over a field. Our definition agrees with the higher arithmetic Chow groups defined by Goncharov for projective arithmetic varieties over a…

Algebraic Geometry · Mathematics 2009-07-30 J. I. Burgos Gil , E. Feliu

We develop a theory of abstract arithmetic Chow rings where the role of the fibers at infinity is played by a complex of abelian groups that computes a suitable cohomology theory. This theory allows the construction of many variants of the…

Number Theory · Mathematics 2007-05-23 J. I. Burgos Gil , J. Kramer , U. Kuehn

For a $d$-dimensional smooth projective variety $X$ over the function field of a smooth variety $B$ over a field $k$ and for $i\ge 0$, we define a subgroup $CH^i(X)^{(0)}$ of $CH^i(X)$ and construct a "refined height pairing"…

Algebraic Geometry · Mathematics 2024-05-01 Bruno Kahn , with an appendix by Qing Liu

In the first section of his seminal paper on height pairings, Beilinson constructed an $\ell$-adic height pairing for rational Chow groups of homologically trivial cycles of complementary codimension on smooth projective varieties over the…

Algebraic Geometry · Mathematics 2020-09-03 Damian Rössler , Tamás Szamuely

In this article, we extend Grothendieck's standard conjectures to cycles on degenerated fibers and use them to define some decompositions for the arithmetic Chow group of Gillet--Soul\'e. In the local setting, our decompositions provide…

Number Theory · Mathematics 2022-05-02 Shou-Wu Zhang

In algebraic geometry there is the notion of a height pairing of algebraic cycles, which lies at the confluence of arithmetic, Hodge theory and topology. After explaining a motivating example situation, we introduce new directions in this…

Algebraic Geometry · Mathematics 2017-02-21 Souvik Goswami , James Lewis

The arithmetic Chow groups and their product structure are extended from the category of regular arithmetic varieties to regular Deligne-Mumford stacks over the ring of integers in a number field.

Algebraic Geometry · Mathematics 2009-05-28 Henri Gillet

A variety is rationally connected if two general points can be joined by a rational curve. A higher version of this notion is rational simple connectedness, which requires suitable spaces of rational curves through two points to be…

Algebraic Geometry · Mathematics 2018-12-17 Cristian Minoccheri

For the product $X=C\times S$ of a curve and a surface over a number field, we construct unconditionally a Beilinson--Bloch type height pairing for homologically trivial algebraic cycles on $X$. Then for an embedding $f: C\to S$, we define…

Algebraic Geometry · Mathematics 2024-10-02 Shou-Wu Zhang

We prove results describing the structure of a Chow ring associated to a product of graphs, which arises from the Gross-Schoen desingularization of a product of regular proper semi-stable curves over discrete valuation rings. By the works…

Algebraic Geometry · Mathematics 2016-10-20 Omid Amini

A map from the higher arithmetic $K$-group defined by the author to the higher arithmetic Chow group constructed by Burgos and Feliu is given. It is a higher extension of the arithmetic Chern character established by Gillet and Soul\'{e},…

K-Theory and Homology · Mathematics 2012-06-12 Yuichiro Takeda

We provide a general method for computing rational Chow rings of moduli of smooth complete intersections. We specialize this result in different ways: to compute the integral Picard group of the associated stack ; to obtain an explicit…

Algebraic Geometry · Mathematics 2022-01-19 Andrea Di Lorenzo

We study the higher Chow groups $CH^2(X,1)$ and $CH^3(X,2)$ of smooth, projective algebraic surfaces over a field of char 0. We develop a theoretical framework to study them by using so-called higher normal functions and higher…

Algebraic Geometry · Mathematics 2014-10-24 Stefan Müller-Stach , Shuji Saito , Alberto Collino

We construct some analog of cubical Bloch's higher Chow groups. Instead of considering cycles in $X\times\mathbb A^n$ we consider varieties $Y$ over $X$ together with a distinguished element in the $n$-th exterior power of the…

Algebraic Geometry · Mathematics 2024-02-12 Vasily Bolbachan

Let X be a smooth quasi-projective variety over the algebraic closure of the rational number field. We show that the cycle map of the higher Chow group to Deligne cohomology is injective and the higher Hodge cycles are generated by the…

Algebraic Geometry · Mathematics 2008-05-19 Morihiko Saito

In this paper, an intersection theory for generic differential polynomials is presented. The intersection of an irreducible differential variety of dimension $d$ and order $h$ with a generic differential hypersurface of order $s$ is shown…

Algebraic Geometry · Mathematics 2011-08-02 Xiao-Shan Gao , Wei Li , Chun-Ming Yuan

One of the main results of this paper is a proof of the rank one case of an existence conjecture on lisse l-adic sheaves on a smooth variety over a finite field due to Deligne and Drinfeld. The problem is translated into the language of…

Number Theory · Mathematics 2017-02-22 Moritz Kerz , Shuji Saito

The rational Chow ring A?(S[n],Q) of the Hilbert scheme S[n] parametrising the length n zero-dimensional subschemes of a toric surface S can be described with the help of equivariant techniques. In this paper, we explain the general method…

Representation Theory · Mathematics 2010-01-05 Laurent Evain

In this paper we resolve the arithmetic analogues of standard conjectures for an arithmetic variety, which are proposed by Gillet and Soule, into original standard conjectures and similar conjectures for two cycle class groups. One is the…

alg-geom · Mathematics 2008-02-03 Yuichiro Takeda

In this paper a concrete definition of higher K-theory in Arakelov geometry is given. The K-thoery defined in this paper is a higher extension of the arithmetic K_0 group of an arithmetic variety defined by Gillet and Soule. Products and…

Algebraic Geometry · Mathematics 2012-04-09 Yuichiro Takeda
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