Results 61 to 70 of about 3,194 (297)

Matrix-based Chebyshev collocation technique for nonlinear system of differential Riccati equations

open access: yesAlexandria Engineering Journal
This paper presents a novel and efficient spectral collocation method for solving systems of differential Riccati equations (SDREs) with variable coefficients.
Ibtisam Aldawish   +4 more
doaj   +1 more source

New Wavelets Collocation Method for Solving Second-Order Multipoint Boundary Value Problems Using Chebyshev Polynomials of Third and Fourth Kinds

open access: yesAbstract and Applied Analysis, 2013
This paper is concerned with introducing two wavelets collocation algorithms for solving linear and nonlinear multipoint boundary value problems. The principal idea for obtaining spectral numerical solutions for such equations is employing third- and ...
W. M. Abd-Elhameed   +2 more
doaj   +1 more source

‘It's all very well having a diverse curriculum, but if there is no curriculum, it can be as diverse as you like’: Precarity and decolonising in the neoliberal UK higher education system

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Drawing upon interview research across two academic departments as part of the early stages of a ‘decolonise the curriculum’ initiative at a Southern UK university, this study highlights a growing gulf between policy and practice in efforts to address systemic racial inequalities in UK universities. A reliance upon precarious labour, a culture
Triona Fitton   +4 more
wiley   +1 more source

A New Numerical Algorithm for Solving a Class of Fractional Advection-Dispersion Equation with Variable Coefficients Using Jacobi Polynomials

open access: yesAbstract and Applied Analysis, 2013
We propose Jacobi-Gauss-Lobatto collocation approximation for the numerical solution of a class of fractional-in-space advection-dispersion equation with variable coefficients based on Caputo derivative.
A. H. Bhrawy
doaj   +1 more source

Least-squares spectral collocation for discontinuous and singular perturbation problems

open access: yes, 2003
A least-squares spectral collocation scheme for discontinuous problems is proposed. For the first derivative operator the domain is decomposed in subintervals where the jumps are imposed at the discontinuities.
Heinrichs, Wilhelm
core   +1 more source

The situated professional: Preservice teachers' profiling of globally competent teachers and visions of their ‘possible professional self’

open access: yesBritish Educational Research Journal, EarlyView.
Abstract In response to globalisation, teacher education programmes worldwide are tasked with preparing globally competent teachers (GCTs). Prevailing conceptions of global competence are largely derived from Western‐centric humanistic, neoliberal and transformative narratives, creating a complex landscape for teacher identity formation.
Ji Ying
wiley   +1 more source

Thermal Analysis of Convective-Radiative Fin with Temperature-Dependent Thermal Conductivity Using Chebychev Spectral Collocation Method [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2018
In this paper, the Chebychev spectral collocation method is applied for the thermal analysis of convective-radiative straight fins with the temperature-dependent thermal conductivity.
George Oguntala, Raed Abd-Alhameed
doaj   +1 more source

Interhemispheric comparison of spectral width boundary as observed by the SuperDARN radars [PDF]

open access: yes, 2003
International audiencePrevious studies have shown that dayside equatorward edge of coherent HF radar backscatter having broad Doppler spectral width is coincident with the equatorward edge of the cusp particle precipitation.
Milan, S. E.   +23 more
core   +1 more source

Promoting the Mathematization of Physics: Hermann Minkowski's Draft Presentations of His 1908 “Grundgleichungen” Paper

open access: yesBerichte zur Wissenschaftsgeschichte, EarlyView.
I present and discuss two drafts of remarks prepared by the mathematician Hermann Minkowski (1864–1909). They were composed in December 1907 while preparing his paper on the “Basic Equations of Electromagnetic Processes in Moving Bodies” for publication in the Proceedings of the Göttingen Academy of Sciences.
Tilman Sauer
wiley   +1 more source

Tensor Network Space-Time Spectral Collocation Method for Time-Dependent Convection-Diffusion-Reaction Equations

open access: yesMathematics
Emerging tensor network techniques for solutions of partial differential equations (PDEs), known for their ability to break the curse of dimensionality, deliver new mathematical methods for ultra-fast numerical solutions of high-dimensional problems ...
Dibyendu Adak   +4 more
doaj   +1 more source

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