Results 41 to 50 of about 5,096 (155)

Gaussian Subordination for the Beurling-Selberg Extremal Problem [PDF]

open access: yes, 2011
We determine extremal entire functions for the problem of majorizing, minorizing, and approximating the Gaussian function $e^{-\pi\lambda x^2}$ by entire functions of exponential type.
Carneiro, Emanuel   +2 more
core  

Improved Gevrey‐1 Estimates of Formal Series Expansions of Center Manifolds

open access: yesStudies in Applied Mathematics, Volume 154, Issue 6, June 2025.
ABSTRACT In this paper, we show that the coefficients ϕn$\phi _n$ of the formal series expansions ∑n=1∞ϕnxn∈xC[[x]]$\sum _{n=1}^\infty \phi _n x^n\in x\mathbb {C}[[x]]$ of center manifolds of planar analytic saddle‐nodes grow like Γ(n+a)$\Gamma (n+a)$ (after rescaling x$x$) as n→∞$n\rightarrow \infty$.
Kristian Uldall Kristiansen
wiley   +1 more source

Harmonic Majorization for Plurisubharmonic Functions.

open access: yesInterdisciplinary Information Sciences, 1995
Summary: A criterion is given for the existence of harmonic majorants for nonnegative plurisubharmonic functions on the generalized half-plane in \(\mathbb C^n\).
openaire   +2 more sources

Cognitive functioning in major depression – a summary [PDF]

open access: yesFrontiers in Human Neuroscience, 2009
The aim of the present paper is to summarize the research during the past decade regarding cognitive functioning in Major Depressive Disorder (MDD). Cognitive impairment in the acute phase of illness has been frequently reported. The findings are shown in different cognitive domains, such as executive functions, attention, memory and psychomotor speed.
Åsa Hammar, Åsa Hammar, Guro Årdal
openaire   +3 more sources

View‐Dependent Visibility Optimization for Monte Carlo Volume Visualization

open access: yesComputer Graphics Forum, Volume 44, Issue 2, May 2025.
Abstract Compared to classic ray marching‐based approaches, Monte Carlo ray tracing for volume visualization can provide faster frame times through progressive rendering, improved image quality, and allows for advanced illumination models more easily. Techniques such as the view‐dependent optimization of visibility and illumination of important regions,
Nathan Lerzer, Carsten Dachsbacher
wiley   +1 more source

Method for finding majorant function estimates required to determine Picard’s successive approximations convergence domain

open access: yesMATEC Web of Conferences, 2018
This paper deals with convergence of Picard’s successive approximations, which give a solution for perturbed body motion differential equations system through constructing a majorizing linear differential equation.
Petelina Vera
doaj   +1 more source

Functional analysis of Leishmania major cyclophilin

open access: yesInternational Journal for Parasitology, 2008
A potent immunosuppressive drug cyclosporin A (CsA) is known to inhibit human cell infection by the pathogenic protozoan parasite Leishmania major both in vitro and in vivo. The proposed mechanism of action involves CsA binding to Leishmania major-expressed cyclophilin and subsequent down-regulation of signaling events necessary for establishing ...
Yurchenko, Vyacheslav   +3 more
openaire   +2 more sources

Harmonic balls in Liouville quantum gravity

open access: yesProceedings of the London Mathematical Society, Volume 130, Issue 1, January 2025.
Abstract Harmonic balls are domains that satisfy the mean‐value property for harmonic functions. We establish the existence and uniqueness of harmonic balls on Liouville quantum gravity (LQG) surfaces using the obstacle problem formulation of Hele–Shaw flow.
Ahmed Bou‐Rabee, Ewain Gwynne
wiley   +1 more source

Elzaki Transform Approach to Fractional Kinetic Equations Using Orthogonal Polynomials and Their Generating Functions

open access: yesAdvances in Mathematical Physics, Volume 2025, Issue 1, 2025.
Various significant problems in physics and astrophysics have been successfully solved using fractional kinetic equations (FKEs) and special functions. This study applies the Elzaki integral transform to FKEs incorporating orthogonal polynomials and their generating functions.
Mulualem Aychluh   +4 more
wiley   +1 more source

Social functioning in major depressive disorder

open access: yesNeuroscience & Biobehavioral Reviews, 2016
Depression is associated with social risk factors, social impairments and poor social functioning. This paper gives an overview of these social aspects using the NIMH Research and Domain Criteria 'Systems for Social Processes' as a framework. In particular, it describes the bio-psycho-social interplay regarding impaired affiliation and attachment ...
Kupferberg, Aleksandra   +2 more
openaire   +2 more sources

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