Results 31 to 40 of about 1,105,937 (292)

Renormalization Group Functional Equations

open access: yes, 2010
Functional conjugation methods are used to analyze the global structure of various renormalization group trajectories, and to gain insight into the interplay between continuous and discrete rescaling.
A. B. Zamolodchikov   +11 more
core   +1 more source

On Riemann's Functional Equation

open access: yesThe Annals of Mathematics, 1957
constant factor) if it satisfies Riemann's functional equation. This result was placed in an altogether more general setting by Hecke's work [9] on the correspondence between Dirichlet series with given signature (introduced by him), and modular functions. This paper is also concerned with that problem, but from a different approach.
Chandrasekharan, K., Mandelbrojt, Szolem
openaire   +4 more sources

Methods for deriving functional equations for Feynman integrals

open access: yes, 2017
We present short review of two methods for obtaining functional equations for Feynman integrals. Application of these methods for finding functional equations for one- and two- loop integrals is described in detail.
Tarasov, O. V.
core   +1 more source

Asymptotic stability of the Cauchy and Jensen functional equations [PDF]

open access: yes, 2016
The aim of this note is to investigate the asymptotic stability behaviour of the Cauchy and Jensen functional equations. Our main results show that if these equations hold for large arguments with small error, then they are also valid everywhere with a ...
A. Bahyrycz   +19 more
core   +2 more sources

The equality case in some recent convexity inequalities [PDF]

open access: yesOpuscula Mathematica, 2011
In this paper, we investigate a functional equation related to some recently introduced and investigated convexity type inequalities.
Gyula Maksa, Zsolt Páles
doaj   +1 more source

Functional equations in the secondary school

open access: yesLietuvos Matematikos Rinkinys, 2011
Secondary school in Lithuania goes over to modules in the mathematics syllabi. Teachers need various proof methods for solving problems of more complicated (olympiad) modules. The paper discusses the module of functional equations.
Juozas Juvencijus Mačys
doaj   +1 more source

Functional Equations and Fourier Analysis

open access: yes, 2010
By exploring the relations among functional equations, harmonic analysis and representation theory, we give a unified and very accessible approach to solve three important functional equations -- the d'Alembert equation, the Wilson equation, and the d ...
Akkouchi   +5 more
core   +1 more source

Thermodynamic Bethe Ansatz and Threefold Triangulations [PDF]

open access: yes, 1995
In the Thermodynamic Bethe Ansatz approach to 2D integrable, ADE-related quantum field theories one derives a set of algebraic functional equations (a Y-system) which play a prominent role.
Gliozzi, F., Tateo, R.
core   +3 more sources

Some Economic Dynamics Problems for Hybrid Models with Aftereffect

open access: yesMathematics, 2020
In this paper, we consider a class of economic dynamics models in the form of linear functional differential systems with continuous and discrete times (hybrid models) that covers many kinds of dynamic models with aftereffect.
Eugene Bravyi   +2 more
doaj   +1 more source

Quantum mechanics on Hilbert manifolds: The principle of functional relativity

open access: yes, 2006
Quantum mechanics is formulated as a geometric theory on a Hilbert manifold. Images of charts on the manifold are allowed to belong to arbitrary Hilbert spaces of functions including spaces of generalized functions. Tensor equations in this setting, also
A. Kryukov   +4 more
core   +2 more sources

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