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We generalize some of the results of Harvey, Lawson and Latschev about transgression formulas. The focus here is on flowing forms via vertical vector fields, especially Morse-Bott-Smale vector fields. We prove a very general transgression…

微分几何 · 数学 2014-05-06 Daniel Cibotaru

Recently, a new fractional derivative called the conformable fractional derivative is given which is based on the basic limit definition of the derivative in [1]. Then, the fractional versions of chain rules, exponential functions,…

经典分析与常微分方程 · 数学 2016-02-19 Emrahünal , Ahmet Gökdoğan

In this work, we provide an overview of the recent investigations on the non-extensive Tsallis statistics and its applications to high energy physics and astrophysics, including physics at the Large Hadron Collider (LHC), hadron physics,…

高能物理 - 唯象学 · 物理学 2020-09-15 Airton Deppman , Eugenio Megias , Debora P. Menezes

We apply pseudo-spectral methods to integrate functional flow equations with high accuracy, extending earlier work on functional fixed point equations \cite{Borchardt:2015rxa}. The advantages of our method are illustrated with the help of…

高能物理 - 理论 · 物理学 2016-07-27 Julia Borchardt , Benjamin Knorr

We show that a Galilean invariant version of fluid dynamics can be derived by the methods of statistical dynamics using Maxwell's balance equations. The basic equation is non-local, and might replace Boltzmann's equation if the latter turns…

数学物理 · 物理学 2007-05-23 R. F. Streater

We derive backward and forward fractional Schr\"odinger type of equations for the distribution of functionals of the path of a particle undergoing anomalous diffusion. Fractional substantial derivatives introduced by Friedrich and…

统计力学 · 物理学 2010-03-17 Lior Turgeman , Shai Carmi , Eli Barkai

A simple method of calculating the Hausdorff-Besicovitch dimension of the Kronecker Product based fractals is presented together with a compact R script realizing it. The proposed new formula is based on traditionally used values of the…

动力系统 · 数学 2018-03-08 Anatoly E. Voevudko

The recent theory of fractional $h$-difference equations introduced in [N. R. O. Bastos, R. A. C. Ferreira, D. F. M. Torres: Discrete-time fractional variational problems, Signal Process. 91 (2011), no. 3, 513--524], is enriched with useful…

经典分析与常微分方程 · 数学 2011-03-16 Rui A. C. Ferreira , Delfim F. M. Torres

The inhomogenous time-fractional telegraph equation with Caputo derevatives with constant coefficients is considered. For considered equation the general representation of regular solution in rectangular domain is obtained, and the…

偏微分方程分析 · 数学 2019-06-04 Murat O. Mamchuev

In this paper we first obtain the existence of smooth solutions to Orlicz-Aleksandrov problem via a Gauss-like curvature flow.

微分几何 · 数学 2021-11-29 Bin Chen , Peibiao Zhao

We consider the propulsion of micron-scale chiral objects by electromagnetic fields in fluids - a problem with broad applications in microfluidics, pharmaceutics, and biomedicine. Because of the small size of the moving objects, the…

软凝聚态物质 · 物理学 2018-04-25 S. Aif , I. A. Kuk , D. E. Kharzeev

Power laws in time and frequency appear in fields such as linear viscoelasticity and acoustics, viscous boundary layer problems, and dielectrics. This is consistent with fractional derivatives in the fundamental descriptions, since power…

综合物理 · 物理学 2023-08-16 Sverre Holm

We present the effective theory of fluids at next-to-leading order in derivatives, including an operator that has not been considered until now. The power-counting scheme and its connection with the propagation of phonon and metric…

高能物理 - 理论 · 物理学 2015-06-23 Guillermo Ballesteros

We develop the theory of fractional gradient flows: an evolution aimed at the minimization of a convex, l.s.c.~energy, with memory effects. This memory is characterized by the fact that the negative of the (sub)gradient of the energy equals…

偏微分方程分析 · 数学 2021-01-05 Wenbo Li , Abner J. Salgado

A plane non-parallel vortex flow in a square fluid domain is examined. The energy dissipation of the flow is dominated by viscosity and linear friction effect of a Hartmann layer. This is a traditional Navier-Stokes flow when the linear…

偏微分方程分析 · 数学 2021-09-28 Zhi-Min Chen

In this article a collection of random self-similar fractal dendrites is constructed, and their Hausdorff dimension is calculated. Previous results determining this quantity for random self-similar structures have relied on geometrical…

概率论 · 数学 2012-10-23 David A. Croydon

Whenever an It\^o-Wentsel type of formula holds for composition of flows of a certain differential dynamics, there exists locally a decomposition of the corresponding flow according to complementary distributions (or foliations, in the case…

概率论 · 数学 2022-12-20 Pedro Catuogno , Lourival Lima , Paulo Ruffino

The Hall effects on Casson fluid flow along a vertical plate has been investigated numerically. The governing equations have been derived from Navier-Stokes' equation and boundary layer approximation has been employed. By using usual…

流体动力学 · 物理学 2021-03-26 Mst. Sonia Akter , Mohammad Rafiqul Islam , Md. Tusher Mollah , Md. Mahmud Alam

This paper presents a time-space Hausdorff derivative model for depicting solute transport in aquifers or water flow in heterogeneous porous media. In this model, the time and space Hausdorff derivatives are defined on non-Euclidean fractal…

流体动力学 · 物理学 2018-08-10 Yingjie Liang , Ninghu Su , Wen Chen , Xu Yang

We study the Fokker-Planck equation as the hydrodynamic limit of a stochastic particle system on one hand and as a Wasserstein gradient flow on the other. We write the rate functional, that characterizes the large deviations from the…

偏微分方程分析 · 数学 2012-03-29 Manh Hong Duong , Vaios Laschos , Michiel Renger