Results 91 to 100 of about 33,434 (310)

Laplace Transform Inversion and Time-Discretization Methods for Evolution Equations

open access: yes, 2008
In this dissertation, we introduce Post-Widder-type inversion methods for the Laplace transform based on A-stable rational approximations of the exponential function.
Ozer, Koray
core   +2 more sources

On the Accuracy and Efficiency of Transient Spectral Element Models for Seismic Wave Problems

open access: yesAdvances in Mathematical Physics, 2016
This study concentrates on transient multiphysical wave problems for simulating seismic waves. The presented models cover the coupling between elastic wave equations in solid structures and acoustic wave equations in fluids.
Sanna Mönkölä
doaj   +1 more source

Building a Framework for Sexual and Reproductive Health Care in the Rheumatology Context: Content and Approaches

open access: yesArthritis Care &Research, EarlyView.
People with systemic autoimmune and rheumatic diseases (SARDs) are at higher risk than the general population of experiencing adverse pregnancy and perinatal outcomes such as preeclampsia, intrauterine growth restriction, and maternal and/or fetal death.
Mehret Birru Talabi, Sonya Borrero
wiley   +1 more source

Addendum: Unified framework for open quantum dynamics with memory

open access: yesNature Communications
This Addendum presents a detailed analysis of the discretization error in time-integration and time-derivative that appear in the Nakajima-Zwanzig equation. This was brought to our attention by Makri et al. [arXiv:2410.08239].
Ruojing Peng   +3 more
doaj   +1 more source

Clinical, Histologic, and Serological Predictors of Renal Function Loss in Lupus Nephritis

open access: yesArthritis Care &Research, EarlyView.
Objective Kidney survival is the ultimate goal in lupus nephritis (LN) management, but long‐term predictors remain inadequately studied, requiring long‐term follow‐up. This study aimed to identify baseline and early longitudinal predictors of kidney survival in the Accelerating Medicines Partnership LN longitudinal cohort.
Shangzhu Zhang   +21 more
wiley   +1 more source

Time-discretization of stochastic 2-D Navier--Stokes equations with a penalty-projection method

open access: yes, 2019
Hausenblas E, Randrianasolo TA. Time-discretization of stochastic 2-D Navier--Stokes equations with a penalty-projection method. Numerische Mathematik.
Randrianasolo, Tsiry Avisoa ; https://orcid.org/   +1 more
core   +1 more source

Engagement Patterns With an Artificial Intelligence Health Coach for Systemic Sclerosis Self‐Management: A Mixed Methods Study

open access: yesArthritis Care &Research, EarlyView.
Objective To evaluate utility of an artificial intelligence (AI) health coach for systemic sclerosis (SSc) self‐management and identify patterns associated with participant engagement. Methods We conducted a mixed methods study in which an AI health coach, powered by a large language model (LLM), was used to support self‐management for SSc.
Nirali Shah   +4 more
wiley   +1 more source

Pathwise uniform convergence of time discretization schemes for SPDEs

open access: yes
In this paper we prove convergence rates for time discretization schemes for semilinear stochastic evolution equations with additive or multiplicative Gaussian noise, where the leading operator is the generator of a strongly continuous semigroup on a ...
Klioba, Katharina, Veraar, Mark
core   +1 more source

Variational time discretization methods for optimal control problems governed by diffusion-convection-reaction equations

open access: yes, 2014
In this paper, the distributed optimal control problem governed by unsteady diffusion-convection-reaction equation without control constraints is studied.
Akman, Tugba, Karasözen, Bülent
core   +1 more source

A Higher-Order Galerkin Time Discretization and Numerical Comparisons for Two Models of HIV Infection. [PDF]

open access: yesComput Math Methods Med, 2022
Attaullah   +4 more
europepmc   +1 more source

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