Results 121 to 130 of about 73,046 (353)

Metric Based Upscaling for Partial Differential Equations with a Continuum of Scales [PDF]

open access: yes, 2007
Numerical upscaling of problems with multiple scale structures have attracted increasing attention in recent years. In particular, problems with non-separable scales pose a great challenge to mathematical analysis and simulation.
Zhang, Lei
core   +1 more source

On the Numerical Integration of Ordinary Differential Equations by Symmetric Composition Methods [PDF]

open access: yesSIAM Journal on Scientific Computing, 1995
This paper is concerned with differential equations of the form \(\dot x = X = A + B\). The assumption that the vector fields \(A\) and \(B\) can be integrated exactly enables one to integrate \(X\) by composition of the flows \(A\) and \(B\). Various symmetric compositions are investigated for order, complexity, and reversibility.
openaire   +2 more sources

Promiscuous stimulation of HSP70 ATPase activity by parasite‐derived J‐domains

open access: yesFEBS Open Bio, EarlyView.
The malaria parasite Plasmodium falciparum exports three highly homologous yet functionally divergent J‐domain proteins into human erythrocytes. Here, we show that J‐domains isolated from all three proteins effectively stimulate the ATPase activity of both endogenous host and exported parasite HSP70 chaperones.
Julian Barth   +6 more
wiley   +1 more source

Approximate solution of second kind integral equations on infinite cylindrical surfaces

open access: yes, 1994
The paper considers second kind integral equations of the form (abbreviated)φφK+=g, in which S is an infinite cylindrical surface of arbitrary smooth cross-section.
Peplow, AT, Chandler-Wilde, SN
core  

Erythropoietin modulates hepatic inflammation, glucose homeostasis, and soluble epoxide hydrolase and epoxides in high‐fat diet‐induced obese mice

open access: yesFEBS Open Bio, EarlyView.
Erythropoietin administration suppresses hepatic soluble epoxide hydrolase (sEH) expression, leading to increased CYP‐derived epoxides. This is associated with a shift in hepatic macrophage polarization characterized by reduced M1 markers and increased M2 markers, along with reduced hepatic inflammation, suppressed hepatic lipogenesis, and attenuated ...
Takeshi Goda   +12 more
wiley   +1 more source

New integral equation approach to solution of diffusion equation

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The paper concerns the theoretical derivation of a new formulation for solution of the initial-boundary value problems for the diffusion equation. The global and local integral equations are derived by using the fundamental solution for the Laplace ...
Vladimίr Sladek   +2 more
doaj  

Modified collocation-based numerical methods for Volterra Integral and Integro-Differential Equations

open access: yes, 2009
The aim of this talk is to present modified collocation based numerical methods for solving Volterra Integral and Integro-Differential Equations (VIEs and VIDEs respectively), which turn out to be at the heart of many modern applications of Mathematics ...
D'AMBROSIO, RAFFAELE   +3 more
core  

Chameleon sequences reveal structural effects in proteins representing micelle‐like distribution of hydrophobicity

open access: yesFEBS Open Bio, EarlyView.
Amino acids sequence of two different proteins with the same sequence (chameleon sequence—black boxes) represent in 3D structure of the proteins different secondary structures: HHHH—helical and BBB—Beta‐structural. The chains folded in water environment adopt different III‐order structures in which the chameleon fragments appear to adopt similar status
Irena Roterman   +4 more
wiley   +1 more source

Further numerical techniques for planar elastostatic analysis by the boundary integral equation method

open access: yes, 1984
Includes bibliography.Prior experience of the Finite Element Method stimulated interest and led to research into the Boundary Integral Equation Method, specifically for the solution of planar elastostatic problems.
Howell, Graham Conrad
core  

Numerical investigation of fermion mass generation in QED [PDF]

open access: yes, 1995
We investigate the dynamical generation of fermion mass in quantum electrodynamics (QED). This non-perturbative study is performed using a truncated set of Schwinger-Dyson equations for the fermion and the photon propagator.
Bloch, Jacques Christophe Rodolphe
core  

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