Results 81 to 90 of about 51,458 (317)

Analysis of some localized boundary-domain integral equations [PDF]

open access: yes, 2009
Some direct segregated localized boundary-domain integral equation (LBDIE) systems associated with the Dirichlet and Neumann boundary value problems (BVP) for a scalar "Laplace" PDE with variable coefficient are formulated and analysed. The parametrix is
Mikhailov, SE   +2 more
core  

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Asymptotic behaviour at infinity of solutions of second kind integral equations on unbounded regions of Rn [PDF]

open access: yes, 1994
We consider second kind integral equations of the form x(s) - (abbreviated x - K x = y ), in which Ω is some unbounded subset of Rn. Let Xp denote the weighted space of functions x continuous on Ω and satisfying x (s) = O(|s|-p ),s → ∞We show that if the
Peplow, AT   +3 more
core  

Generalised Trapezoid Type Inequalities for Vector-Valued Functions and Applications [PDF]

open access: yes, 2001
A generalisation of the trapezoid formula for vector-valued functions and applications for operatorial inequalities and vector-valued integral equations are ...
Anthony Sofo   +7 more
core   +1 more source

Optimal Homotopy Asymptotic Method for Solving the Linear Fredholm Integral Equations of the First Kind

open access: yesAbstract and Applied Analysis, 2013
The aim of this study is to present the use of a semi analytical method called the optimal homotopy asymptotic method (OHAM) for solving the linear Fredholm integral equations of the first kind.
Mohammad Almousa, Ahmad Ismail
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Curvelets, Wave Atoms, and Wave Equations [PDF]

open access: yes, 2006
We argue that two specific wave packet families---curvelets and wave atoms---provide powerful tools for representing linear systems of hyperbolic differential equations with smooth, time-independent coefficients.
Demanet, Laurent
core   +1 more source

Approximation Solutions for System of Linear Fredhom Integral Equations by Using Decomposition Method

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
In this paper, the Decomposition method was used to find approximation solutions for a system of linear Fredholm integral equations of the second kind. In this method the solution of a functional equations is considered as the sum of an infinite series ...
H. S. Ali, W. S. Ali, N. M. Rahmah
doaj  

General Solution of Linear Fractional Neutral Differential Difference Equations

open access: yesDiscrete Dynamics in Nature and Society, 2013
This paper is concerned with the general solution of linear fractional neutral differential difference equations. The exponential estimates of the solution and the variation of constant formula for linear fractional neutral differential difference ...
Hai Zhang, Jinde Cao, Wei Jiang
doaj   +1 more source

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