Results 31 to 40 of about 3,669,140 (285)

Pseudo-algebraically closed fields over rational function fields [PDF]

open access: yesProceedings of the American Mathematical Society, 1983
The following theorem is proved: Let T T be an uncountable set of algebraically independent elements over a field K 0 {K_0} . Then K = K 0 ( T ) K = {K_0}(T) is a Hilbertian ...
Jarden, Moshe, Shelah, Saharon
openaire   +1 more source

Dynamics of R-neutral Ramond fields in the D1-D5 SCFT

open access: yesJournal of High Energy Physics, 2021
We describe the effect of the marginal deformation of the N $$ \mathcal{N} $$ = (4, 4) super-conformal (T 4) N /S N orbifold theory on a doublet of R-neutral twisted Ramond fields, in the large-N approximation. Our analysis of their dynamics explores the
A. A. Lima, G. M. Sotkov, M. Stanishkov
doaj   +1 more source

Entire-Domain Basis Function with Segmented Edge Condition Applied for Scattering Structures

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications, 2021
This paper proposes the formulation of a sinusoidal basis function with a novel segmented edge condition to model the impulsive behavior of the surface electric current density at the edges of rectangular microstrip scatterers.
Edson R. Schlosser   +2 more
doaj   +1 more source

A sum-product theorem in function fields [PDF]

open access: yes, 2013
Let $A$ be a finite subset of $\ffield$, the field of Laurent series in $1/t$ over a finite field $\mathbb{F}_q$. We show that for any $\epsilon>0$ there exists a constant $C$ dependent only on $\epsilon$ and $q$ such that $\max\{|A+A|,|AA|\}\geq C |A ...
Bloom, Thomas, Jones, Timothy G. F.
core   +1 more source

Functional visual fields: relationship of visual field areas to self‐reported function [PDF]

open access: yesOphthalmic and Physiological Optics, 2017
AbstractPurposeThe aim of this study is to relate areas of the visual field to functional difficulties to inform the development of a binocular visual field assessment that can reflect the functional consequences of visual field loss.MethodsFifty‐two participants with peripheral visual field loss undertook binocular assessment of visual fields using ...
Subhi, Hikmat   +3 more
openaire   +2 more sources

Automorphisms of Function Fields [PDF]

open access: yesTransactions of the American Mathematical Society, 1955
1. Let K be an algebraic function field of one variable over the constant field k and let g > 0 be the genus of K. Let 9 be the group of all automorphisms of K that leave the elements of k fixed (and that leave a given place Po of K/k fixed if g = 1). A classical theorem due to Schwartz-Klein-NoetherWeierstrass-Poincar&-Hurwitz when g>1 (and older for ...
openaire   +1 more source

Renormalization of twisted Ramond fields in D1-D5 SCFT2

open access: yesJournal of High Energy Physics, 2021
We explore the n-twisted Ramond sector of the deformed two-dimensional N $$ \mathcal{N} $$ = (4, 4) superconformal (T 4) N /S N orbifold theory, describing bound states of D1-D5 brane system in type IIB superstring.
A. A. Lima, G. M. Sotkov, M. Stanishkov
doaj   +1 more source

On solving norm equations in global function fields

open access: yesJournal of Mathematical Cryptology, 2009
The potential of solving norm equations is crucial for a variety of applications of algebraic number theory, especially in cryptography. In this article we develop general effective methods for that task in global function fields for the first time.
Gaál István, Pohst Michael E.
doaj   +1 more source

Finite automata and algebraic extensions of function fields [PDF]

open access: yes, 2005
We give an automata-theoretic description of the algebraic closure of the rational function field F_q(t) over a finite field, generalizing a result of Christol.
Kedlaya, Kiran S.
core   +3 more sources

Sieving in Function Fields

open access: yesExperimental Mathematics, 1999
We present the first implementation of sieving techniques in the context of function fields. More precisely, we compute in class groups of quadratic congruence function fields by combining the algorithm of Hafner and McCurley with sieving ideas known from factoring.
Flassenberg, Ralf, Paulus, Sachar
openaire   +2 more sources

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