Results 31 to 40 of about 880,492 (299)

Approximation by pseudo-linear discrete operators

open access: yesMathematical Foundations of Computing, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ismail Aslan 0002   +1 more
openaire   +4 more sources

Discrete Approximation of Unbounded Operators and Approximation of their Spectra

open access: yesJournal of Approximation Theory, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

On fully discrete Galerkin approximations for the Cahn‐Hilliard equation

open access: yesMathematical Modelling and Analysis, 2004
Standard Galerkin approximations, using smooth splines to solutions of the nonlinear evolutionary Cahn‐Hilliard equation are analysed. The existence, uniqueness and convergence of the fully discrete Crank‐Nicolson scheme are discussed.
K. Omrani
doaj   +1 more source

Spurious solutions for discrete superlinear boundary value problems [PDF]

open access: yes, 1982
Beyn W-J, Lorenz J. Spurious solutions for discrete superlinear boundary value problems. Computing.
Beyn, Wolf-Jürgen, Lorenz, Jens
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Discrete-time homogeneity: Robustness and approximation

open access: yesAutomatica, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sanchez, Tonametl   +2 more
openaire   +3 more sources

Approximations to the Lifetime Distribution of K-Out-of-N Systems with Cold Standby [PDF]

open access: yes, 1989
We consider several approximations to the lifetime distribution of general k-out-of-n systems with cold standby, when n becomes large. The approximations are derived from limiting results for N(t), the number of failures in [0, t], when t → ∞.
Kroese, D.P.   +3 more
core   +2 more sources

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

On the Existence of Ground State Solutions of the Periodic Discrete Coupled Nonlinear Schrödinger Lattice

open access: yesJournal of Applied Mathematics, 2013
We study the existence of ground state solutions of the periodic discrete coupled nonlinear Schrödinger lattice by using the Nehari manifold approach combined with periodic approximations. We show that both of the components of the ground state solutions
Meihua Huang, Zhan Zhou
doaj   +1 more source

Discrete Approximations of Acoustic Source Distributions [PDF]

open access: yesIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2021
The modeling of source a distributions of finite spatial extent in ultrasound and medical imaging applications is a problem of longstanding interest. In time-domain methods, such as the finite-difference time-domain or pseudospectral approaches, one requirement is the representation of such distributions over a grid, normally Cartesian.
openaire   +3 more sources

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