Results 21 to 30 of about 12,302 (226)

Analysis of free convective hydromagnetic flow of heat generating/absorbing fluid in an annulus with isothermal and adiabatic boundaries

open access: yesPartial Differential Equations in Applied Mathematics, 2021
The present analysis explores free convective flow of magnetohydrodynamic fluid passing through the annular gap formed by two concentric cylinders with uniform heat generation/absorption.
Dauda Gambo   +4 more
doaj   +1 more source

On approximation by Riemann sums in generalized Orlicz spaces

open access: yesHokkaido Mathematical Journal, 1989
In [Izv. Vyssh. Uchebn. Zaved., Mat. 1985, No. 4(275), 65-73 (1985; Zbl 0603.41012)], \textit{M. Yu. Fominykh} has shown that the order of approximation of the integral \(\int_ 0^ 1 f(x)dx\) of a function \(f\in L^ p(0,1)\), \(1\leq ...
KAMIŃSKA, A., MUSIELAK, J.
openaire   +3 more sources

Accurate Approximations of the Riemann-Stieltjes Integral with (1,L) - Lipschitzian Integrators [PDF]

open access: yes, 2007
Grass-type inequalities for the Riemann-Stieltjes integral with (/,Z)-Lipschitzian integrators and applications for the Cebysev functional are given.
Dragomir, Sever S
core   +1 more source

Role of diffusion thermo on unsteady natural convection of a chemically reactive fluid impacted by heat source/sink in a tube

open access: yesJournal of Taibah University for Science, 2022
The impact of diffusion thermo on transient natural convection flow of a chemically reactive fluid with heat source/sink in a tube is investigated.
Basant K. Jha   +2 more
doaj   +1 more source

Some Results on Approximability of Minimum Sum Vertex Cover [PDF]

open access: yes, 2022
We study the Minimum Sum Vertex Cover problem, which asks for an ordering of vertices in a graph that minimizes the total cover time of edges. In particular, n vertices of the graph are visited according to an ordering, and for each edge this induces the
Stanković, Aleksa, Stankovic, Aleksa,
core   +1 more source

Proposal of an algorithmic methodology in Geo Gebra for the teaching of the Riemann sum a tool for approximating definite integrals

open access: yesJournal of Physics: Conference Series, 2020
Abstract Integral calculus is a fundamental subject that enables the teaching of branches of physics like, mechanics, thermodynamics, and electromagnetism to engineering students. However, the incapacity of understanding either the concept of the area under a curve or to develop an efficient and simple way to calculate integrals ...
E E Bricio-Barrios   +2 more
openaire   +1 more source

Transient Dean flow in an annulus: a semi-analytical approach

open access: yesJournal of Taibah University for Science, 2019
The mathematical model of a fully developed laminar transient flow formation between the gaps of two horizontally stationary concentric tubes forming concentric annulus due to the impact of sudden application of azimuthal pressure gradient is analysed ...
Basant Kumar Jha, Jibrin Danjuma Yahaya
doaj   +1 more source

Role of suction/injection on electromagnetohydrodynamics natural convection flow in a porous microchannel with electroosmotic effect

open access: yesInternational Journal of Applied Mechanics and Engineering, 2023
This paper examined the role of suction/injection on time-dependent electromagnetohydrodynamics (EMHD) natural (free) convection flow in a vertical microchannel with electroosmotic effect.
Michael Oni, Usman Rilwan
doaj   +1 more source

Modelling the Incremental Value of Personality Facets: The Domains‐Incremental Facets‐Acquiescence Bifactor Model

open access: yesEuropean Journal of Personality, EarlyView., 2020
Abstract Personality can be described at different levels of abstraction. Whereas the Big Five domains are the dominant level of analysis, several researchers have called for more fine‐grained approaches, such as facet‐level analysis. Personality facets allow more comprehensive descriptions, more accurate predictions of outcomes, and a better ...
Daniel Danner   +4 more
wiley   +1 more source

Do Sojourn Effects on Personality Trait Changes Last? A Five‐Year Longitudinal Study

open access: yesEuropean Journal of Personality, EarlyView., 2020
Abstract This study examined sojourners' long‐term personality trait changes over five years, extending previous research on immediate sojourn effects. A sample of German students (N = 1095) was surveyed thrice (T1–T3) over the course of an academic year.
Julia Richter   +4 more
wiley   +1 more source

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