Results 21 to 30 of about 4,760,247 (349)

Radiative MHD thin film flow of Williamson fluid over an unsteady permeable stretching sheet

open access: yesHeliyon, 2018
In this research work we have examined the flow of Williamson liquid film fluid with heat transmission and having the impact of thermal radiation embedded in a permeable medium over a time dependent stretching surface.
Zahir Shah   +4 more
doaj   +1 more source

Exploring the multifaceted roles of mathematics learning in predicting students' computational thinking competency

open access: yesInternational Journal of STEM Education, 2023
Background There exist shared competencies between computational thinking (CT) and mathematics, and these two domains also mutually benefit from various teaching approaches. However, the linkages between mathematics and computational thinking lack robust
Silvia Wen-Yu Lee   +3 more
doaj   +1 more source

Kumaraswamy log-logistic Weibull distribution: model, theory and application to lifetime and survival data

open access: yesHeliyon, 2019
We develop the new Kumaraswamy Log-Logistic Weibull (KLLoGW) distribution by combining the Kumaraswamy and Log-logistic Weibull distributions. This new model is flexible for modelling lifetime data. Some statistical properties including quantile function,
P. Mdlongwa   +4 more
doaj   +1 more source

Applied and Computational Mathematics

open access: yesSpringer Proceedings in Mathematics & Statistics, 2015
• Applied and Computational Mathematics, Master of Science (https:// e-catalogue.jhu.edu/engineering/engineering-professionals/appliedcomputational-mathematics/applied-computational-mathematicsmaster-science/) • Applied and Computational Mathematics ...
Z. Fang
semanticscholar   +1 more source

Pincherle's theorem in Reverse Mathematics and computability theory

open access: yes, 2020
We study the logical and computational properties of basic theorems of uncountable mathematics, in particular Pincherle's theorem, published in 1882. This theorem states that a locally bounded function is bounded on certain domains, i.e. one of the first
Normann, Dag, Sanders, Sam
core   +1 more source

Using theoretical-computational conflicts to enrich the concept name of derivative [PDF]

open access: yes, 2003
Recent literature has pointed out pedagogical obstacles associated with the use of computational environments in the learning of mathematics. In this paper, we focus on the pedagogical role of the computer's inherent limitations in the development of ...
Carvalho, Luiz Mariano   +2 more
core   +1 more source

Solutions of nonlinear real world problems by a new analytical technique

open access: yesHeliyon, 2018
Here a new analytical scheme is presented to solve nonlinear boundary value problems (BVPs) of higher order occurring in nonlinear phenomena. This method is called second alternative of Optimal Homotopy Asymptotic Method.
Liaqat Ali   +4 more
doaj   +1 more source

Entropy generation effect of a buoyancy force on hydromagnetic heat generating couple stress fluid through a porous medium with isothermal boundaries

open access: yesHeliyon, 2020
This investigation addresses the influence of a buoyancy force on the flow of a couple stress hydromagnetic heat generating fluid across a porous channel with isothermal boundaries.
Anthony R. Hassan   +2 more
doaj   +1 more source

Effect of the projector augmented wave potentials on the simulation of thermodynamic properties of vanadium

open access: yesMatter and Radiation at Extremes, 2021
We report significant differences in high-pressure properties of vanadium at zero temperature and finite temperature when different projector augmented wave (PAW) potentials are used in simulations based on density functional theory. When a PAW potential
Tingting Zhang   +8 more
doaj   +1 more source

Investigations and explorations in the mathematics classroom [PDF]

open access: yes, 2007
In Portugal, since the beginning of the 1990s, problem solving became increasingly identified with mathematical explorations and investigations. A number of research studies have been conducted, focusing on students’ learning, teachers’ classroom ...
Ponte, João Pedro da
core   +1 more source

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