Results 21 to 30 of about 1,065,609 (199)

An analytical solution for temperature field around a cylindrical surface subjected to a time dependent heat flux: An alternative approach

open access: yesAlexandria Engineering Journal, 2018
An analytical solution for the temperature field in an infinite solid medium around a cylindrical surface subject to a time dependent heat flux proposed by Zanchini and Pulvirenti (2013) has been revisited.
Basant K. Jha, Michael O. Oni
doaj   +1 more source

Theoretical investigation on the impact of an oscillating time-dependent pressure gradient on Dean flow in a porous annulus

open access: yesPropulsion and Power Research, 2021
In this article, a theoretical analysis on flow in a curvilinear horizontal coaxial cylinder with permeable walls has been proposed. Specifically, the transient impact of an oscillating pressure gradient has been taken into account.
Basant K. Jha, Dauda Gambo
doaj   +1 more source

Approximation by Riemann sums in modular spaces

open access: yesHokkaido Mathematical Journal, 2001
Let \(Q=[ 0,1] \) and let \(L^{0}( Q) \) be the space of all Lebesgue measurable functions \(f:Q\to\mathbb{R}.\) A functional \(\rho:L^{0}( Q) \to[ 0,\infty] \) which satisfies the conditions: (i) \(\rho( f) =0\Longleftrightarrow f=0\) a.e. in \(Q\); (ii) \(\rho( -f) =\rho( f) \), for every \(f\in L^{0}( Q) \) and (iii) \(\rho( \alpha f+\beta g) \leq ...
BARDARO, Carlo   +2 more
openaire   +4 more sources

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

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

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

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

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

Who Knows Best What the Next Year Will Hold for You? The Validity of Direct and Personality‐based Predictions of Future Life Experiences Across Different Perceivers

open access: yesEuropean Journal of Personality, EarlyView., 2020
Abstract This study explored the validity of person judgements by targets and their acquaintances (‘informants’) in longitudinally predicting a broad range of psychologically meaningful life experiences. Judgements were gathered from four sources (targets, N = 189; and three types of informants, N = 1352), and their relative predictive validity was ...
Nele M. Wessels   +3 more
wiley   +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

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