Results 11 to 20 of about 1,122,279 (323)

Numerical Study of Three-dimensional Boundary-layer Flow over ‎a Wedge: Magnetic Field Analysis [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2022
The magnetohydrodynamic flow of a viscous fluid over a constant wedge in three- dimensional boundary-layer has been analyzed both numerically and asymptotically. The magnetic field is applied normal to the flow.
S. Shashi Prabha Gogate   +1 more
doaj   +1 more source

Asymptotics in an asymptotic CFT

open access: yesJournal of High Energy Physics, 2023
Abstract In this work we illustrate the resurgent structure of the λ-deformation; a two-dimensional integrable quantum field theory that has an RG flow with an SU(N)k Wess-Zumino-Witten conformal fixed point in the UV. To do so we use modern matched asymptotic techniques applied to the thermodynamic Bethe ansatz formulation to ...
Schepers, Lucas, Thompson, Daniel
openaire   +4 more sources

Heterogeneous Diffusion and Nonlinear Advection in a One-Dimensional Fisher-KPP Problem

open access: yesEntropy, 2022
The goal of this study is to provide an analysis of a Fisher-KPP non-linear reaction problem with a higher-order diffusion and a non-linear advection. We study the existence and uniqueness of solutions together with asymptotic solutions and positivity ...
José Luis Díaz Palencia   +2 more
doaj   +1 more source

Heterogeneous Diffusion, Stability Analysis, and Solution Profiles for a MHD Darcy–Forchheimer Model

open access: yesMathematics, 2021
In the presented analysis, a heterogeneous diffusion is introduced to a magnetohydrodynamics (MHD) Darcy–Forchheimer flow, leading to an extended Darcy–Forchheimer model.
José Luis Díaz   +2 more
doaj   +1 more source

Asymptotic Bound for RSA Variant with Three Decryption Exponents

open access: yesJournal of Mathematical Sciences and Modelling, 2023
This paper presents a cryptanalysis attack on the RSA variant with modulus $N=p^rq$ for $r\geq 2$ with three public and private exponents $(e_1,d_1),$ $(e_2,d_2),$ $(e_3,d_3)$ sharing the same modulus $N$ where $p$ and $q$ are consider to prime having ...
Amınu Alhajı Ibrahım   +2 more
doaj   +1 more source

Correlation between Pressure Minima and Cavitation Inception Numbers: Fundamentals and Hydrofoil Flows

open access: yesJournal of Marine Science and Engineering, 2022
Cavitation inception predetermines a jump of noise radiated from marine vehicles. Usually marine propellers are the main sources of such a noise. In the situation of cavitation inception near the blade’s leading edge, its prediction remains a challenge ...
Eduard Amromin, Kirill Rozhdestvensky
doaj   +1 more source

Degenerated Boundary Layers and Long-Wave Low-Frequency Motion in High-Contrast Elastic Laminates

open access: yesMathematics, 2023
The effect of high contrast on the multiscale behaviour of elastic laminates is studied. Mathematical modelling in this area is of significant interest for a variety of modern applications, including but not limited to advanced sandwich structures and ...
Lenser A. Aghalovyan   +3 more
doaj   +1 more source

ASYMPTOTIC UNCONDITIONALITY [PDF]

open access: yesThe Quarterly Journal of Mathematics, 2009
We show that a separable real Banach space embeds almost isometrically in a space $Y$ with a shrinking 1-unconditional basis if and only if $\lim_{n \to \infty} \|x^* + x_n^*\| = \lim_{n \to \infty} \|x^* - x_n^*\|$ whenever $x^* \in X^*$, $(x_n^*)$ is a weak$^*$-null sequence and both limits exist. If $X$ is reflexive then $Y$ can be assumed reflexive.
Cowell, S. R., Kalton, N. J.
openaire   +2 more sources

Global and Blow-Up Solutions for a Nonlinear Diffusion System with a Source and Nonlinear Boundary Conditions

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2023
In this paper, we study the global solvability and unsolvability of a nonlinear diffusion system with nonlinear boundary conditions in the case of slow diffusion.
Alimov, A.A., Rakhmonov, Z.R.
doaj   +1 more source

Gaps of size 2, 4, and (conditionally) 6 between successive odd composite numbers occur infinitely often [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The infinite sequence of gaps (first differences) between successive odd composite numbers contains only the numbers 2, 4, and 6. We prove that, for any natural number k, the sequence of gaps contains infinitely many k-tuplets of consecutive gaps all ...
Joel E. Cohen, Dexter Senft
doaj   +1 more source

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