Results 31 to 40 of about 88,425 (316)

The Brownian Map

open access: yesNotices of the American Mathematical Society, 2021
The "Brownian map" is a fundamental object in mathematics, in some sense a 2-dimensional analogue of Brownian motion. Here we briefly explain this object and a bit of its history.
openaire   +2 more sources

On the control of the difference between two Brownian motions: a dynamic copula approach

open access: yesDependence Modeling, 2016
We propose new copulae to model the dependence between two Brownian motions and to control the distribution of their difference. Our approach is based on the copula between the Brownian motion and its reflection.
Deschatre Thomas
doaj   +1 more source

Brownian Markets [PDF]

open access: yesChinese Physics Letters, 2013
Financial market dynamics is rigorously studied via the exact generalized Langevin equation. Assuming market Brownian self-similarity, the market return rate memory and autocorrelation functions are derived, which exhibit an oscillatory-decaying behavior with a long-time tail, similar to empirical observations.
openaire   +2 more sources

Müntz linear transforms of Brownian motion [PDF]

open access: yes, 2014
We consider a class of Volterra linear transforms of Brownian motion associated to a sequence of Müntz Gaussian spaces and determine explicitly their kernels; the kernels take a simple form when expressed in terms of Müntz-Legendre polynomials. These are
Wu, Ching-Tang, Alili, Larbi
core   +1 more source

Canonical decompositions of certain generalized Brownian bridges [PDF]

open access: yes, 2002
We define a generalized Brownian bridge and we provide some information about its filtration. Two decompositions of this process as a semi-martingale are given.
Alili, Larbi
core   +1 more source

A promising new energy source: The Brownian motion of nanoresonator arrays

open access: yesEPJ Web of Conferences, 2014
It is proposed a device designed to extract the Brownian motion energy. Since Brownian motion is usually a whoolly disordered motion, the first step consists in putting it in order with resonators, the Brownian motion of which is organized.
Rattinacannou Jean-Selva
doaj   +1 more source

On expansive three-isometries [PDF]

open access: yesOpuscula Mathematica
The sub-Brownian 3-isometries in Hilbert spaces are the natural counterparts of the 2-isometries, because all of them have Brownian-type extensions in the sense of J. Agler and M. Stankus.
Laurian Suciu
doaj   +1 more source

Rotation and migration of nanoparticles for heat transfer augmentation in nanofluids by molecular dynamics simulation

open access: yesCase Studies in Thermal Engineering, 2015
Nanofluids are a new generation of high-efficiency refrigerant with abnormal increased thermal conductivity and convective heat transfer properties.
Wenzheng Cui   +3 more
doaj   +1 more source

Hydrothermal analysis of magneto hydrodynamic nanofluid flow between two parallel by AGM

open access: yesCase Studies in Thermal Engineering, 2019
In this paper, heat and mass transfer process of steady nanofluid flow between two parallel plates is investigated in existence of uniform magnetic field.
R. Derakhshan   +4 more
doaj   +1 more source

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