Results 81 to 90 of about 161 (99)
Some of the next articles are maybe not open access.

Addition formulae for non-Abelian theta functions and applications [PDF]

open access: yesJournal of Geometry and Physics, 2003
[EN]This paper generalizes for non-Abelian theta functions a number of formulae valid for theta functions of Jacobian varieties. The addition formula, the relation with the Szëgo kernel and with the multicomponent KP hierarchy and the behavior under ...
Gómez González, Esteban   +1 more
exaly   +3 more sources

A generalisation of Miller's algorithm and applications to pairing computations on abelian varieties [PDF]

open access: yesJournal of Symbolic Computation, 2015
International audienceIn this paper, we use the theory of theta functions to generalize to all abelian varieties the usual Miller's algorithm to compute a function associated to a principal divisor.
Damien Robert, David Lubicz
exaly   +3 more sources

Measures of Simultaneous Approximation for Quasi-Periods of Abelian Varieties [PDF]

open access: yesJournal of Number Theory, 2002
We examine various extensions of a series of theorems proved by Chudnovsky in the 1980s on the algebraic independence (transcendence degree 2) of certain quantities involving integrals of the first and second kind on elliptic curves; these extensions ...
Grinspan, Pierre
exaly   +2 more sources

General Abelian Varieties and Theta Function

1997
Jac(S) is a very important but quite special example, which, at the same time, is an algebraic variety. From Kodaira embedding theorem, one easily infers the following fact known already to Frobenius.
openaire   +1 more source

Bi-extensions associated to divisors on abelian varieties and theta functions

1983
The purpose of this paper is to construct a new purely algebraic theory of theta functions over a field of characteristic \(p\geq 0\). Let A be an abelian variety over the field \({\mathbb{C}}\) of complex numbers, g a (meromorphic) theta function belonging to A, and \(x_ i\) \((i=1,2,3)\) the coordinate variables on 3 copies of the universal covering ...
CANDILERA, MAURIZIO, CRISTANTE V.
openaire   +2 more sources

Fonctions thêta et points de torsion des variétés abéliennes. (Theta functions and torsion points of abelian varieties)

1991
Let \(k\) be an arithmetic field of finite degree over \(\mathbb{Q}\) and \(A\) an abelian variety of dimension \(g\geq 1\) defined over \(k\). Given a torsion point of \(A\), \(e(\neq 0)\), let \(n(e)\) be the order of \(e\) and \(d(e)\) the degree, over \(k\), of the field of definition of \(e\). The main result of this paper is a lower bound for \(d(
openaire   +2 more sources

Theta functions and cycles on some abelian fourfolds

Mathematische Zeitschrift, 1996
Bert van Geemen, Van Geemen Bert
exaly   +2 more sources

The loci of abelian varieties with points of high multiplicity on the theta divisor

Geometriae Dedicata, 2008
Riccardo Salvati Manni   +1 more
exaly  

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