Results 31 to 40 of about 86 (83)

An Algorithm for Solving Phase‐Lag Nonlinear Mixed Integral Equation With Discontinuous Generalized Kernel

open access: yesAdvances in Mathematical Physics, Volume 2025, Issue 1, 2025.
In this work, a nonlinear fractional integrodifferential equation (NFIo‐DE) with discontinuous generalized kernel in position and time is explored in space L2(Ω) × C[0, T], T < 1, with respect to the phase‐lag time. Here, Ω is the domain of integration with respect to position, Ω ∈ (−1, 1), while T is the time.
Abeer M. Al-Bugami   +2 more
wiley   +1 more source

The Zero Product of Toeplitz Operators on the 2‐Analytic Weighted Bergman Space

open access: yesJournal of Function Spaces, Volume 2025, Issue 1, 2025.
Two‐analytic weighted Bergman space is a nonanalytic function space which is closely related to analytic functions. In this paper, we mainly discuss the zero product problem for Toeplitz operators on the 2‐analytic weighted Bergman space.
Xia Wang   +4 more
wiley   +1 more source

Operator Theory, Analysis and the State Space Approach [electronic resource] : In Honor of Rien Kaashoek /

open access: yes
This volume is dedicated to Rien Kaashoek on the occasion of his 80th birthday and celebrates his many contributions to the field of operator theory during more than fifty years.
Bart, Harm.editor.edthttp://id.loc.gov/vocabulary/relators/edt   +4 more
core   +1 more source

Multiplicative chaos measures from thick points of log‐correlated fields

open access: yesCommunications on Pure and Applied Mathematics, Volume 77, Issue 11, Page 4212-4286, November 2024.
Abstract We prove that multiplicative chaos measures can be constructed from extreme level sets or thick points of the underlying logarithmically correlated field. We develop a method which covers the whole subcritical phase and only requires asymptotics of suitable exponential moments for the field. As an application, we establish that these estimates
Janne Junnila   +2 more
wiley   +1 more source

The Calogero–Moser derivative nonlinear Schrödinger equation

open access: yesCommunications on Pure and Applied Mathematics, Volume 77, Issue 10, Page 4008-4062, October 2024.
Abstract We study the Calogero–Moser derivative nonlinear Schrödinger NLS equation i∂tu+∂xxu+(D+|D|)(|u|2)u=0$$\begin{equation*} i\partial _t u +\partial _{xx} u + (D+|D|)(|u|^2) u =0 \end{equation*}$$posed on the Hardy–Sobolev space H+s(R)$H^s_+(\mathbb {R})$ with suitable s>0$s>0$.
Patrick Gérard, Enno Lenzmann
wiley   +1 more source

Efficiency Improvements in Inference on Stationary and Nonstationary Fractional Time Series [PDF]

open access: yes
We consider a time series model involving a fractional stochastic component, whose integration order can lie in the stationary/invertible or nonstationary regions and be unknown, and additive deterministic component consisting of a generalised polynomial.
Peter M Robinson
core  

"Rotterdam econometrics": publications of the econometric institute 1956-2005

open access: yes
This paper contains a list of all publications over the period 1956-2005, as reported in the Rotterdam Econometric Institute Reprint series during 1957-2005.
Wagelmans, A.P.M.   +2 more
core  

Compact Neural Architecture Designs by Tensor Representations. [PDF]

open access: yesFront Artif Intell, 2022
Su J   +6 more
europepmc   +1 more source

Dynamic Imaging Using a Deep Generative SToRM (Gen-SToRM) Model. [PDF]

open access: yesIEEE Trans Med Imaging, 2021
Zou Q   +4 more
europepmc   +1 more source

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