Results 111 to 120 of about 80,538 (311)

Vanishing enstrophy dissipation in two-dimensional Navier--Stokes turbulence in the inviscid limit

open access: yes, 2006
Batchelor (Phys. Fluids, vol. 12, 1969, p. 233) developed a theory of two-dimensional turbulence based on the assumption that the dissipation of enstrophy (mean-square vorticity) tends to a finite non-zero constant in the limit of infinite Reynolds ...
Tran, Chuong Van   +1 more
core   +1 more source

Embodiment of infinity in mathematics

open access: yesFrontiers in Psychology
In this article, we discuss the embodiment of infinity as one of fundamental concepts in mathematics. In contrast to the embodiment of many other mathematical concepts, the embodiment of infinity is an endless dynamic process.
Omid Khatin-Zadeh   +2 more
doaj   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

An enactive inquiry into mathematics confidence : a case study of nine pre-service primary school teachers

open access: yes, 2007
Includes bibliographical references (leaves 70-74).Many learners and teachers of mathematics experience a lack of mathematics confidence. Research has posited that beliefs teachers have regarding mathematics, including their level of mathematical ...
Burgoyne, Nicolette
core  

Limit Theorems for Non-Critical Branching Processes with Continuous State Space [PDF]

open access: yes, 2008
2000 Mathematics Subject Classification: Primary 60J80, Secondary 60G99.In the paper a modification of the branching stochastic process with immigration and with continuous states introduced by Adke S. R. and Gadag V. G. (1995) is considered.
Kurbanov, S.
core  

ON THE LIMIT OF DISCRETE q-HERMITE I POLYNOMIALS

open access: yes, 2019
The main purpose of this paper is to introduce the limit relationsbetween the discrete q-Hermite I and Hermite polynomials such that the orthogonality property and the three-terms recurrence relations remain valid.The discrete q-Hermite I polynomials are
Sevinik Adıgüzel, Rezan   +3 more
core   +1 more source

Learning mathematics : hope and despair

open access: yes, 2016
To escape imposed deficit discourses around immigrant students when discussing their achievement in mathematics; this study examines immigrant students’ own perspectives on their opportunities to learn mathematics. This was done by interviewing immigrant
Svensson Källberg, Petra,
core   +1 more source

25 Years of Quantum Groups: from Definition to Classification

open access: yesActa Polytechnica, 2008
In mathematics and theoretical physics, quantum groups are certain non-commutative, non-cocommutative Hopf algebras, which first appeared in the theory of quantum integrable models and later they were formalized by Drinfeld and Jimbo.
A. Stolin
doaj  

Low Cycle Repetitive Loading of Ti‐6Al‐4V‐Epoxy Composite Lattice Structures for Enhanced Energy Dissipation and Damage Tolerance

open access: yesAdvanced Engineering Materials, EarlyView.
Composite Ti–6Al–4V–epoxy lattice structures are additively manufactured and epoxy infiltrated for cyclic loading. At low lattice volume fractions, hybridization produces synergistic gains in stiffness and energy dissipation. At higher volume fractions, synergy diminishes, although composites still exceed metallic lattices in specific energy ...
Joey Tallon   +3 more
wiley   +1 more source

What is the object of the encapsulation of a process? [PDF]

open access: yes
Several theories have been proposed to describe the transition from process to object in mathematical thinking. Yet, what is the nature of this ''object'' produced by the ''encapsulation'' of a process?
Simpson, Adrian   +4 more
core   +1 more source

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