Results 21 to 30 of about 624 (86)

Complete verification of strong BSD for many modular abelian surfaces over ${\mathbf {Q}}$

open access: yesForum of Mathematics, Sigma
We develop the theory and algorithms necessary to be able to verify the strong Birch–Swinnerton-Dyer Conjecture for absolutely simple modular abelian varieties over ${\mathbf {Q}}$ . We apply our methods to all 28 Atkin–Lehner quotients of $X_0(
Timo Keller, Michael Stoll
doaj   +1 more source

L-selectin and beta(2)-integrin expression on circulating bovine polymorphonuclear leukocytes during endotoxin mastitis [PDF]

open access: yes, 2003
The aim of this in vivo study was to examine the effect of intramammarily administered endotoxin (lipopolysaccharide, LPS) on the expression of L-selectin (CD62L) and the beta(2)-integrin subunits CD11b and CD18 on circulating bovine PMN.
Burvenich, Christian   +3 more
core  

Minimal truncations of supersingular p-divisible groups

open access: yes, 2006
Let k be an algebraically closed field of characteristic p>0. Let H be a supersingular p-divisible group over k of height 2d. We show that H is uniquely determined up to isomorphism by its truncation of level d (i.e., by H[p^d]).
Nicole, Marc-Hubert, Vasiu, Adrian
core   +1 more source

Varieties of sums of powers and moduli spaces of (1,7)-polarized abelian surfaces

open access: yes, 2017
We study the geometry of some varieties of sums of powers related to the Klein quartic. This allows us to describe the birational geometry of certain moduli spaces of abelian surfaces.
Bolognesi, Michele, Massarenti, Alex
core   +3 more sources

Varieties via their L-functions

open access: yes, 2018
We describe a procedure for determining the existence, or non-existence, of an algebraic variety of a given conductor via an analytic calculation involving L-functions.
Farmer, David W.   +2 more
core   +1 more source

The de Rham cohomology of the Suzuki curves

open access: yes, 2018
For a natural number $m$, let $\mathcal{S}_m/\mathbb{F}_2$ be the $m$th Suzuki curve. We study the mod $2$ Dieudonn\'{e} module of $\mathcal{S}_m$, which gives the equivalent information as the Ekedahl-Oort type or the structure of the $2$-torsion group ...
Malmskog, Beth   +2 more
core   +1 more source

Endomorphisms of superelliptic jacobians

open access: yes, 2016
Let K be a field of characteristic zero, n>4 an integer, f(x) an irreducible polynomial over K of degree n, whose Galois group is doubly transitive simple non-abelian group.
A. Elkin   +29 more
core   +1 more source

Heuristics for the Brauer-Manin obstruction for curves

open access: yes, 2005
We conjecture that if C is a curve of genus >1 over a number field k such that C(k) is empty, then a method of Scharaschkin (equivalent to the Brauer-Manin obstruction in the context of curves) supplies a proof that C(k) is empty. As evidence, we prove a
Poonen, Bjorn
core   +1 more source

The minimum and maximum number of rational points on jacobian surfaces over finite fields

open access: yes, 2010
We give some bounds on the numbers of rational points on abelian varieties and jacobians varieties over finite fields. The main result is that we determine the maximum and minimum number of rational points on jacobians varieties of dimension ...
Haloui, Safia
core   +2 more sources

Antiviral responses in a Jamaican fruit bat intestinal organoid model of SARS-CoV-2 infection. [PDF]

open access: yesNat Commun, 2023
Hashimi M   +20 more
europepmc   +1 more source

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