Results 31 to 40 of about 882,396 (145)

An Algebraic Study of Parametric Stokes Phenomena

open access: yesStudies in Applied Mathematics, Volume 157, Issue 1, July 2026.
ABSTRACT We investigate geometric aspects of co‐equational parametric resurgence, by studying physical problems whose formal asymptotic solutions give rise to Borel transforms lying on an algebraic curve. This perspective allows us to elucidate concepts unique to parametric resurgence such as singularity structures, (virtual) turning points, and the ...
Inês Aniceto, Samuel Crew
wiley   +1 more source

On the Meaning of Localization in Non‐Local Quantum Field Theory

open access: yesAnnalen der Physik, Volume 538, Issue 6, June 2026.
In non‐local quantum field theory nature does not necessarily allow objects or events to be localized to exact mathematical points. Instead any physical measurement has a built‐in finite resolution set by the non‐locality scale. Spacetime remains continuous and Lorentz‐covariant, but below this scale pointlike localization becomes an idealization ...
E. J. Thompson
wiley   +1 more source

q-BOREL-LAPLACE SUMMATION FOR q-DIFFERENCE EQUATIONS WITH TWO SLOPES

open access: yes, 2016
Ce papier a été initialement écrit sous le titre suivant : "Computing Bugeaud's solutions of q-difference equations with a q-Borel-Laplace summation"International audienceIn this paper, we consider linear q-difference systems with coefficients that are ...
Dreyfus, Thomas, Eloy, Anton
core   +1 more source

Natural measures and statistical properties of non‐statistical maps with multiple neutral fixed points

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 5, May 2026.
Abstract We show that a large class of infinite measure preserving dynamical systems that do not admit physical measures nevertheless exhibit strong statistical properties. In particular, we give sufficient conditions for existence of a distinguished natural measure ν$ \nu$ such that the pushforwards of any absolutely continuous probability measure ...
Douglas Coates   +2 more
wiley   +1 more source

Solutions of certain initial-boundary value problems via a new extended Laplace transform

open access: yesNonlinear Engineering
In this article, we present a novel extended exponential kernel Laplace-type integral transform. The Laplace, natural, and Sumudu transforms are all included in the suggested transform.
Almalki Yahya   +2 more
doaj   +1 more source

Excursion theory for Markov processes indexed by Lévy trees

open access: yesProceedings of the London Mathematical Society, Volume 132, Issue 5, May 2026.
Abstract We develop an excursion theory that describes the evolution of a Markov process indexed by a Lévy tree away from a regular and instantaneous point x$x$ of the state space. The theory builds upon a notion of local time at x$x$ that was recently introduced in the companion paper [Probab. Theory Related Fields. 189 (2024), 1–99].
Armand Riera, Alejandro Rosales‐Ortiz
wiley   +1 more source

q-LAPLACE TRANSFORM ON QUANTUM INTEGRAL [PDF]

open access: yes, 2023
In this paper, we present q-Laplace transform by q-integral definition on quantum analogue.
Sarıkaya, Mehmet Zeki   +4 more
core   +1 more source

Unitarily invariant valuations on convex functions

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 4, April 2026.
Abstract Continuous, dually epi‐translation invariant valuations on the space of finite‐valued convex functions on Cn$\mathbb {C}^n$ that are invariant under the unitary group are investigated. It is shown that elements belonging to the dense subspace of smooth valuations admit a unique integral representation in terms of two families of Monge–Ampère ...
Jonas Knoerr
wiley   +1 more source

Umbral Theory and the Algebra of Formal Power Series

open access: yesAxioms
Umbral theory, formulated in its modern version by S. Roman and G. C. Rota, has been reconsidered in more recent times by G. Dattoli and collaborators with the aim of devising a working computational tool in the framework of special function theory ...
Roberto Ricci
doaj   +1 more source

Equidistribution of points in the harmonic ensemble for the Wasserstein distance

open access: yesMathematika, Volume 72, Issue 2, April 2026.
Abstract We study the asymptotics of the expected Wasserstein distance between the empirical measure of a point process and the background volume form. The main determinantal point process studied is the harmonic ensemble, where we get the optimal rate of convergence for homogeneous manifolds of dimension d⩾3$d\geqslant 3$, and for two‐point ...
Pablo García Arias
wiley   +1 more source

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