Results 11 to 20 of about 74,591 (269)

Investigation of metal treatment process

open access: yesMathematical Modelling and Analysis, 2002
Differential equations of self‐excited oscillations, arising in metal cutting process and metal drilling process, are presented in this paper. The causes of these oscillations are delaying forces, arising in metal treatment processes. The linear analysis
J. Januteniene   +2 more
doaj   +1 more source

Stability analysis of seidel type multicomponent iterative method

open access: yesMathematical Modelling and Analysis, 2002
This paper deals with the stability analysis of multicomponent iterative methods for solving elliptic problems. They are based on a general splitting method, which decomposes a multidimensional parabolic problem into a system of one dimensional implicit ...
V. N. Abrashin   +3 more
doaj   +1 more source

Numerical equilibrium analysis for structured consumer resource models [PDF]

open access: yes, 2009
In this paper, we present methods for a numerical equilibrium and stability analysis for models of a size structured population competing for an unstructured resource.
Analyse   +16 more
core   +1 more source

Raman laser: mathematical and numerical analysis of a model [PDF]

open access: yesESAIM: Mathematical Modelling and Numerical Analysis, 2004
The paper considers a model of a multi-step (multi-frequency) Raman laser in a finite cavity. A system of evolution equations for amplitudes of the forward and backward waves at the \(i\)-th frequency, \(F_i\) and \(B_i\), is transformed into a system resembling the classical Lotka-Volterra model: \[ F_i' = -\alpha_i+\sum_{j=1}^nG_{ij}(F_j+B_j)F_i, \] \
Castella, François   +5 more
openaire   +2 more sources

Conformal moduli of symmetric circular quadrilaterals with cusps. ETNA - Electronic Transactions on Numerical Analysis

open access: yes, 2021
We investigate moduli of planar circular quadrilaterals that are symmetric with respect to both coordinate axes. First we develop an analytic approach that reduces this problem to ODEs and then devise a numerical method to find out the accessory ...
Vuorinen, Matti   +2 more
core   +1 more source

The numerical solution of forward–backward differential equations: Decomposition and related issues [PDF]

open access: yes, 2010
NOTICE: this is the author’s version of a work that was accepted for publication in Journal of Computational and Applied Mathematics. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and ...
Ford, Neville J.   +3 more
core   +1 more source

Compact embeddings of broken Sobolev spaces and applications [PDF]

open access: yes, 2009
In this paper, we present several extensions of theoretical tools for the analysis of discontinuous Galerkin (DG) method beyond the linear case.
Buffa, Annalisa, Ortner, Christoph
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Conservative stochastic differential equations: Mathematical and numerical analysis [PDF]

open access: yesMathematics of Computation, 2009
We consider stochastic differential equations on the whole Euclidean space possessing a scalar invariant along their solutions. The stochastic dynamics therefore evolves on a hypersurface of the ambient space. Using orthogonal coordinate systems, we show the existence and uniqueness of smooth solutions of the Kolmogorov equation under some ellipticity ...
Faou, Erwan, Lelièvre, Tony
openaire   +4 more sources

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

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