Results 151 to 160 of about 1,062,577 (312)

Purely Coclosed G2‐Structures on Nilmanifolds—II

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT This paper completes the classification of seven‐dimensional nilpotent Lie groups endowed with a left‐invariant purely coclosed G2$\text{G}_2$‐structure, initiated in Bazzoni et al. [Mathematische Nachrichten 296 no. 6 (2023): 2236–2257], the authors provided the classification of decomposable seven‐dimensional nilpotent Lie groups and of the ...
Giovanni Bazzoni, Giorgia Petracci
wiley   +1 more source

Quantum codes from algebraic curves with automorphisms

open access: yesCondensed Matter Physics, 2008
Let Χ be an algebraic curve of genus g ≥ 2 defined over a field Fq of characteristic p > 0. From Χ, under certain conditions, we can construct an algebraic geometry code C.
T.Shaska
doaj   +1 more source

Gemischte Volumina, gemischte Ehrhart-Theorie und deren Anwendungen in tropischer Geometry und Gestaengekonfigurationsproblemen [PDF]

open access: yes, 2009
The aim of this thesis is the discussion of mixed volumes, their interplay with algebraic geometry, discrete geometry and tropical geometry and their use in applications such as linkage configuration problems.
Steffens, Reinhard
core  

Tropical methods in the moduli theory of algebraic curves

open access: yes, 2018
Recent results in tropical geometry and in non-Archimedean geometry are surveyed focussing on their impact on the classical theory of algebraic curves, Jacobian varieties, and their moduli ...
Lucia Caporaso, Caporaso, L
core   +1 more source

Hilbert's Basis Theorem for Poisson Ore Extensions

open access: yesMathematische Nachrichten, EarlyView.
ABSTRACT We prove an analogue of Hilbert's basis theorem for Poisson Ore extensions and Poisson Laurent Ore extensions. We also obtain corresponding results for iterated Poisson Ore extensions and iterated Poisson Laurent Ore extensions associated to commuting Poisson‐pairs.
Per Bäck   +3 more
wiley   +1 more source

Feigin-Odesskii Poisson structures via derived geometry

open access: yes, 2019
The Feigin-Odesskii Poisson structures are semiclassical limits of the FeiginOdesskii elliptic algebras. These noncommutative algebras are vast generalization of Sklyanin algebras. It is an open problem that how to classify the symplectic leaves of these
Hua, Z
core  

Brill-Noether loci of rank 2 vector bundles over an algebraic curve [PDF]

open access: yes, 1999
In this thesis the Brill-Noether loci W of rank 2 stable vector bundles of canonical determinant over an algebraic curve are studied. We analyse three conjectures on the nonexistence, dimension and smoothness of W, collectively known as the Brill ...
Rayfield, A.C.   +1 more
core  

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