Results 41 to 50 of about 90,571 (200)

Connections between Minkowski and cosmological correlation functions [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2018
19 pages, 2 ...
Chu, Shek Kit   +5 more
openaire   +4 more sources

Functional Brunn-Minkowski inequalities induced by polarity

open access: yesAdvances in Mathematics, 2020
We prove a new family of inequalities, which compare the integral of a geometric convolution of non-negative functions with the integrals of the original functions. For classical inf-convolution, this type of inequality is called the Pr kopa-Leindler inequality, which, restricted to indicators of convex bodies, gives the classical Brunn-Minkowski ...
Artstein-Avidan, S.   +2 more
openaire   +4 more sources

Singularities of lightcone pedals of spacelike curves in Lorentz-Minkowski 3-space

open access: yesOpen Mathematics, 2016
In this paper, geometric properties of spacelike curves on a timelike surface in Lorentz-Minkowski 3-space are investigated by applying the singularity theory of smooth functions from the contact viewpoint.
Chen Liang
doaj   +1 more source

Orthogonal polynomials for Minkowski’s question mark function [PDF]

open access: yesJournal of Computational and Applied Mathematics, 2015
Hermann Minkowski introduced a function in 1904 which maps quadratic irrational numbers to rational numbers and this function is now known as Minkowski's question mark function since Minkowski used the notation $?(x)$. This function is a distribution function on $[0,1]$ which defines a singular continuous measure with support $[0,1]$.
Zoé Dresse, Walter Van Assche
openaire   +3 more sources

On Refinements of Multidimensional Inequalities of Hardy-Type via Superquadratic and Subquadratic Functions

open access: yesJournal of Mathematics, 2022
By utilizing the peculiarities of superquadratic and subquadratic functions, we give the extensions for multidimensional inequalities of Hardy-type with general kernel.
M. Zakarya   +4 more
doaj   +1 more source

Conformal invariance and rationality in an even dimensional quantum field theory

open access: yes, 2004
Invariance under finite conformal transformations in Minkowski space and the Wightman axioms imply strong locality (Huygens principle) and rationality of correlation functions, thus providing an extension of the concept of vertex algebra to higher ...
Nikolov, Nikolay M., Todorov, Ivan T.
core   +1 more source

Gauge invariants and Killing tensors in higher-spin gauge theories [PDF]

open access: yes, 2005
In free completely symmetric tensor gauge field theories on Minkowski space-time, all gauge invariant functions and Killing tensor fields are computed, both on-shell and off-shell. These problems are addressed in the metric-like formalisms.Comment: LaTeX,
Anselmi   +49 more
core   +4 more sources

Celestial holography and AdS 3/CFT 2 from a scaling reduction of twistor space

open access: yesJournal of High Energy Physics, 2023
Celestial amplitudes obtained from Mellin transforming 4d momentum space scattering amplitudes contain distributional delta functions, hindering the application of conventional CFT techniques.
Wei Bu, Sean Seet
doaj   +1 more source

Fuchsian convex bodies: basics of Brunn--Minkowski theory

open access: yes, 2012
The hyperbolic space $ \H^d$ can be defined as a pseudo-sphere in the $(d+1)$ Minkowski space-time. In this paper, a Fuchsian group $\Gamma$ is a group of linear isometries of the Minkowski space such that $\H^d/\Gamma$ is a compact manifold.
B. Maskit   +25 more
core   +2 more sources

Loop corrections in Minkowski spacetime away from equilibrium. Part I. Late-time resummations

open access: yesJournal of High Energy Physics, 2023
Loop corrections to unequal-time correlation functions in Minkowski spacetime exhibit secular growth due to a breakdown of time-dependent perturbation theory.
Spasen Chaykov   +3 more
doaj   +1 more source

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