Results 21 to 30 of about 10,083 (197)

Conservative finite-volume forms of the Saint-Venant equations for hydrology and urban drainage [PDF]

open access: yesHydrology and Earth System Sciences, 2019
New integral, finite-volume forms of the Saint-Venant equations for one-dimensional (1-D) open-channel flow are derived. The new equations are in the flux-gradient conservation form and transfer portions of both the hydrostatic pressure force and the ...
B. R. Hodges
doaj   +1 more source

A family of exact models for radiating matter

open access: yesAIP Advances, 2020
In this paper, the cosmological constant and electric charge are incorporated in the Einstein–Maxwell field equations. Two approaches are used to investigate the problem. First, the boundary condition is expressed as a generalized Riccati equation in one
A. B. Mahomed, S. D. Maharaj, R. Narain
doaj   +1 more source

Weight hierarchies of three-weight $p$-ary linear codes from inhomogeneous quadratic forms

open access: yesCoRR, 2023
The weight distribution and weight hierarchy of a linear code are two important research topics in coding theory. In this paper, choosing $ D=\Big\{(x,y)\in \Big(\F_{p^{s_1}}\times\F_{p^{s_2}}\Big)\Big\backslash\{(0,0)\}: f(x)+\Tr_1^{s_2}(αy)=0\Big\}$ as a defining set , where $α\in\mathbb{F}_{p^{s_2}}^*$ and $f(x)$ is a quadratic form over $\mathbb{F ...
Shupeng Hu, Fei Li, Xiumei Li
openaire   +2 more sources

The asymmetric product of three inhomogeneous linear forms [PDF]

open access: yesJournal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics, 1989
AbstractLet Λ be a lattice in R3 of determinant 1. Define the homogeneous minium of Λ as mn (Λ) = inf |u1, u2, u3| extended over all points (u1, u2, u3) of Λ other than the origin. It is shown that for any given (c1, c2, c3) in R3 there exists a point (u1, u2, u3) of Λ for which provided that ρσ > 1/64 if mn (Λ) = 0, and ρσ ≥1/16.81 if mn (A) > ...
openaire   +2 more sources

The asymmetric product of three homogeneous linear forms [PDF]

open access: yesPacific Journal of Mathematics, 1981
AbstractIt is shown, given any positive real number λ and any point (x1, x2, x3) of R3 and any lattice λ R3; that there exists a point (z1, z2, z3) of λ for whichwhich generalizes a theorem due to Remak.
openaire   +5 more sources

Transient self-amplified Cerenkov radiation with a short pulse electron beam

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2009
An analytic and numerical examination of the slow wave Cerenkov free electron maser is presented. We consider the steady-state amplifier configuration as well as operation in the self-amplified spontaneous emission (SASE) regime.
B. R. Poole   +2 more
doaj   +1 more source

A note on the inhomogeneous shear for a class of visco-electro-elastic slab. A parametric study

open access: yesApplications in Engineering Science
A boundary value problem is studied for a class of electro-visco-elastic semi-infinite slab, considering constitutive equations, wherein the deviatoric part of the symmetric stress tensor, and the electric displacement, are assumed to be functions of the
R. Bustamante, O. Orellana
doaj   +1 more source

Translating whole‐genome doubling into precision medicine in cancer

open access: yesMolecular Oncology, EarlyView.
Whole‐genome doubling creates a WGD‐positive tumor state characterized by persistent chromosomal instability, karyotypic diversification, and cellular stress. These same biological pressures drive aggressive tumor evolution while exposing therapeutic vulnerabilities, providing a rationale for WGD‐informed precision medicine. Whole‐genome doubling (WGD)
Sejung Lee, Junghyeok Lim, Jinhyuk Bhin
wiley   +1 more source

The fractional soliton solutions of the dynamical system of equations for ion sound and Langmuir waves: a comparative analysis

open access: yesScientific Reports
In light of the ponderomotive force, this article focuses on establishing the exact wave structures of the ion sound system. It is the result of non-linear force and affects a charged particle oscillating in an inhomogeneous electromagnetic field.
Waqas Ali Faridi   +4 more
doaj   +1 more source

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

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