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Related papers: The Chow group of a Ch{\^a}telet surface over a nu…

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We compute the Chow group of zero-cycles on certain Ch{\^a}telet surfaces over local fields.

Algebraic Geometry · Mathematics 2008-07-09 Supriya Pisolkar

Detailed illustration of the method for calculating the Chow group of a rational surface over a local field [math.AG/0302157 (th.~4)], applied to a certain del Pezzo surface of degree~4. Involves the construction of a regular integral model…

Algebraic Geometry · Mathematics 2010-03-15 Chandan Singh Dalawat

We compute the Chow motive and the Chow groups with rational coefficients of the Hilbert scheme of points on a smooth algebraic surface

Algebraic Geometry · Mathematics 2007-05-23 Mark Andrea de Cataldo , Luca Migliorini

Colliot-Th{\'e}l{\`e}ne has determined the Chow group of zero-cycles on a Ch{\^a}telet surface X defined over a finite extension K of the field of p-adic numbers (p an odd prime) when X is split by an unramified extension of K. Using…

Algebraic Geometry · Mathematics 2010-03-15 Chandan Singh Dalawat

We show an example of Chow group of 0-cycles on surface over a p-adic field which has infinite torsion subgroup.

Algebraic Geometry · Mathematics 2007-05-23 Masanori Asakura , Shuji Saito

Naruki gave an explicit construction of the moduli space of marked cubic surfaces, starting from a toric variety and proceeding with blow ups and contractions. Using his result, we compute the Chow groups and the Chern classes of this…

Algebraic Geometry · Mathematics 2007-05-23 Elisabetta Colombo , Bert van Geemen

We extend a result of to Esnault-Levine-Viehweg concerning the Chow groups of hypersurfaces in projective space to those in weighted projective spaces.

Algebraic Geometry · Mathematics 2009-10-31 Marco Leoni

We present a method for calculating the Brauer group of a surface given by a diagonal equation in the projective space. For diagonal quartic surfaces with coefficients in Q we determine the Brauer groups over Q and Q(i).

Algebraic Geometry · Mathematics 2023-05-22 Damián Gvirtz-Chen , Alexei N. Skorobogatov

Given a separated scheme $X$ of finite type over a finite field, its higher Chow groups $CH_{-1}(X, 1)$ and $CH_{-2}(X, 3)$ are computed explicitly.

Number Theory · Mathematics 2013-06-10 Satoshi Kondo , Seidai Yasuda

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 discuss various connections between ideal classes, divisors, Picard and Chow groups of one-dimensional noetherian domains. As a result of these, we give a method to compute Chow groups of orders in global fields and show that there are…

Number Theory · Mathematics 2024-10-15 Markus Kirschmer , Jürgen Klüners

We determine the Chow group of zero-cycles on a rational surface X defined over a finite extension K of the field of p-adic numbers (p a prime) when X is split by an unramified extension of K.

Algebraic Geometry · Mathematics 2010-03-15 Chandan Singh Dalawat

We describe a method to construct indecomposable classes in Bloch's higher Chow group $CH^2(X,1)$ on algebraic surfaces over the complex numbers via transcendental methods and apply it to obtain examples on K3-surfaces and some surfaces of…

alg-geom · Mathematics 2014-10-24 Stefan Müller-Stach

We calculate explicitly an adelic quotient group for an excellent Noetherian normal integral two-dimensional separated scheme. An application to an irreducible normal projective algebraic surface over a field is given.

Algebraic Geometry · Mathematics 2019-01-01 D. V. Osipov

Let $X$ be a smooth projective surface over a number field $K$. Assume that $X$ has an elliptic fibration over $\mathbb{P}^1_K$ with at least one singular fibre and a section. Let $\mathcal{X}/U$ be a smooth projective model of $X$ over…

Algebraic Geometry · Mathematics 2025-12-09 Domenico Valloni

We give a formula relating the order of the Brauer group of a surface fibered over a curve over a finite field to the order of the Tate-Shafarevich group of the Jacobian of the generic fiber. The formula implies that the Brauer group of a…

Algebraic Geometry · Mathematics 2018-06-05 Thomas Geisser

We compute the Chow ring of a quasi-split geometrically almost simple algebraic group assuming the coefficients to be a field. This extends the classical computation for split groups done by Kac to the non-split quasi-split case. For the…

Algebraic Geometry · Mathematics 2024-10-08 Alexey Ananyevskiy , Nikita Geldhauser

In this note we are going to consider a smooth projective surface equipped with an involution and study the action of the involution at the level of Chow group of zero cycles.

Algebraic Geometry · Mathematics 2019-06-25 Kalyan Banerjee

Motivated by the generalized Bloch conjecture, we formulate a conjecture about the Chow groups of Pl\"ucker hypersurfaces in Grassmannians. We prove weak versions of this conjecture.

Algebraic Geometry · Mathematics 2020-12-14 Robert Laterveer

In this paper, we prove a decomposition result for the Chow groups of projectivizations of coherent sheaves of homological dimension $\le 1$. In this process, we establish the decomposition of Chow groups for the cases of Cayley's trick and…

Algebraic Geometry · Mathematics 2021-07-21 Qingyuan Jiang
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