Results 31 to 40 of about 89,439 (293)

Conformal boundary conditions, loop gravity and the continuum

open access: yesJournal of High Energy Physics, 2018
In this paper, we will make an attempt to clarify the relation between three-dimensional euclidean loop quantum gravity with vanishing cosmological constant and quantum field theory in the continuum.
Wolfgang Wieland
doaj   +1 more source

T T ¯ $$ T\overline{T} $$ -deformation and long range spin chains

open access: yesJournal of High Energy Physics, 2020
We point out that two classes of deformations of integrable models, developed completely independently, have deep connections and share the same algebraic origin. One class includes the T T ¯ $$ T\overline{T} $$ -deformation of 1+1 dimensional integrable
Balázs Pozsgay   +2 more
doaj   +1 more source

Higgs mechanism in nonlocal field theories

open access: yesJournal of High Energy Physics, 2018
We study spontaneous gauge symmetry breaking and the Higgs mechanism in nonlocal field theories. Motivated by the level truncated action of string field theory, we consider a class of nonlocal field theories with an exponential factor of the d ...
Manami Noumi Hashi   +4 more
doaj   +1 more source

Tree-level scattering amplitudes in nonlocal field theories

open access: yesJournal of High Energy Physics, 2021
We prove in two ways that, for a special class of nonlocal field theories consistent with linear and non-linear stability at the classical level, and with unitarity and super-renormalizability or finiteness at the quantum level, the n-point tree-level ...
Leonardo Modesto, Gianluca Calcagni
doaj   +1 more source

Anisotropic Cosmology in the Local Limit of Nonlocal Gravity

open access: yesUniverse, 2023
Within the framework of the local limit of nonlocal gravity (NLG), we investigate a class of Bianchi type I spatially homogeneous but anisotropic cosmological models. The modified field equations are presented in this case, and some special solutions are
Javad Tabatabaei   +3 more
doaj   +1 more source

The Generality of Local Class Field Theory (Generalized Local Class Field Theory V) [PDF]

open access: yesProceedings of the American Mathematical Society, 1957
1. The theorems of local class field theory are known to hold for all fields which are complete under a discrete rank one valuation and whose residue class fields (1) have no inseparable extension and (2) have, in any algebraic closure, exactly one (necessarily cyclic) extension of degree n for every integer n> 0.
openaire   +1 more source

Fields with local class field theory

open access: yesJournal of Algebra, 1976
We say that a field k possesses local class jield theory when the finite separable algebraic extensions K / k form an Artin-Tate class formation with respect to the multiplicative groups K *. In addition to the p-adic number fields Q, and the field lR of real numbers themselves, their maximal absolutely algebraic subfields Q; and lRa are known to have ...
Neukirch, Jürgen, Perlis, Robert
openaire   +2 more sources

Ghosts in classes of non-local gravity

open access: yesPhysics Letters B, 2015
We consider a class of non-local gravity theories where the Lagrangian is a function of powers of the inverse d'Alembertian operator acting on the Ricci scalar.
Antonio De Felice, Misao Sasaki
doaj   +1 more source

Local class field theory [PDF]

open access: yesSt. Petersburg Mathematical Journal, 2004
The author gives condition for a Henselian field \(F\) which imply that local class field theory is valid for \(F\) in the sense that for every finite Galois extension \(F_0\) of \(F\) the reciprocity map \(\text{Gal}(F_0/F) \to F^{\times}/N_{F_0/F}(F_0^{\times})\) induces an isomorphism of the projection to \(\text{Gal}(F_0/F)^{ab}\).
openaire   +1 more source

Nilpotent local class field theory [PDF]

open access: yesActa Arithmetica, 1998
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Koch, Helmut   +2 more
openaire   +1 more source

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