Results 71 to 80 of about 80,042 (308)

On Geometric-Analytic Aspects of Solvable Nonlinear Ordinary Differential Equations and Some Applications

open access: yesMathematics
A geometric-analytic approach to studying invariants of solvable nonlinear ordinary differential equations is developed. In particular, there is described in detail a general scheme of constructing solvable nonlinear ordinary differential equations ...
Anatolij K. Prykarpatski   +4 more
doaj   +1 more source

Oscillatory bifurcation for semilinear ordinary differential equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
We consider the nonlinear eigenvalue problem \[u''(t) + \lambda f(u(t)) = 0, \quad u(t) > 0, \quad t \in I := (-1,1), \quad u(1) = u(-1) = 0, \] where $f(u) = u + (1/2)\sin^k u$ ($k \ge 2$) and $\lambda > 0$ is a bifurcation parameter.
Tetsutaro Shibata
doaj   +1 more source

Numerical Solution of Stieltjes Differential Equations

open access: yesMathematics, 2020
This work is devoted to the obtaining of a new numerical scheme based on quadrature formulae for the Lebesgue–Stieltjes integral for the approximation of Stieltjes ordinary differential equations.
Francisco J. Fernández   +1 more
doaj   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Green's Function Method for Ordinary Differential Equations

open access: yesمجلة المختار للعلوم, 2013
The analytical solution of non homogeneous boundary value problem in the form: Lyx=fx          axb                              B1ya=0                               B2yb=0 are obtained by using Green's function method.
Fouad A Zein Elarab   +1 more
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

Construction of extrapolation tables by systolic arrays for solving ordinary differential equations [PDF]

open access: yes, 1987
We consider here the systolic array constuction of extrapolation tables us sed in the solution of Ordinary Differential Equations (ODE's) associated with initial value type problems. The technique is examined first for a low order formula, i.e.
Megson, G.M., Evans, D.J.
core   +1 more source

From MIN model to ordinary differential equations

open access: yesJournal of Integrative Bioinformatics, 2007
Biological interaction networks can be modeled using the Modular Interaction Network (MIN) formalism, which provides an intermediary modeling level between the biological and mathematical ones.
Yartseva A.   +3 more
doaj   +1 more source

Perturbation of domain: ordinary differential equations [PDF]

open access: yesProceedings of the Royal Society of Edinburgh: Section A Mathematics, 2002
We study a boundary perturbation problem for a one-dimensional Schrödinger equation in which the potential has a regular singularity near the perturbed end point. We give the asymptotic behaviour of the eigenvalues under the perturbation. This problem arose out of the author's studies of singular elliptic operators in higher dimensions and we ...
openaire   +3 more sources

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

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