Results 31 to 40 of about 2,573,300 (340)

The formation of ionospheric physics – confluence of traditions and threads of continuity [PDF]

open access: yesHistory of Geo- and Space Sciences, 2021
This paper examines how ionospheric physics emerged as a research speciality in Britain, Germany, and the United States in the first four decades of the 20th century. It argues that the formation of this discipline can be viewed as the confluence of four
A. Anduaga, A. Anduaga
doaj   +1 more source

Some Multifaceted Aspects of Mathematical Physics, Our Common Denominator with Elliott Lieb

open access: yesAxioms, 2022
Mathematical physics has many facets, of which we shall briefly give a (very partial) description, centered around those of main interest for Elliott and us (Moshe Flato and I), and around the seminal scientific and personal interactions that developed ...
Daniel Sternheimer
doaj   +1 more source

Numerical solution of two-term time-fractional PDE models arising in mathematical physics using local meshless method

open access: yesOpen Physics, 2020
Multi-term time-fractional partial differential equations (PDEs) have become a hot topic in the field of mathematical physics and are used to improve the modeling accuracy in the description of anomalous diffusion processes compared to the single-term ...
Jun-Feng Li   +6 more
semanticscholar   +1 more source

Mathematical languages shape our understanding of time in physics [PDF]

open access: yesNature Physics, 2020
Physics is formulated in terms of timeless, axiomatic mathematics. A formulation on the basis of intuitionist mathematics, built on time-evolving processes, would offer a perspective that is closer to our experience of physical reality.
N. Gisin
semanticscholar   +1 more source

Vieta–Lucas polynomials for solving a fractional-order mathematical physics model

open access: yes, 2020
In this article, a fractional-order mathematical physics model, advection–dispersion equation (FADE), will be solved numerically through a new approximative technique. Shifted Vieta–Lucas orthogonal polynomials will be considered as the main base for the
P. Agarwal, A. A. El-Sayed
semanticscholar   +1 more source

Mathematics Is Physical

open access: yes, 2023
The world of mathematics is often considered abstract, with its symbols, concepts, and topics appearing unrelated to physical objects. However, it is important to recognize that the development of mathematics is fundamentally influenced by a basic fact: mathematicians and computers are physical objects subject to the laws of physics.
openaire   +2 more sources

Homogenization: In mathematics or physics?

open access: yesDiscrete and Continuous Dynamical Systems - Series S, 2016
Homogenization appeared more than 100 years ago. It is an approach to study the macro-behavior of a medium by its micro-properties. In mathematics, homogenization theory considers the limitations of the sequences of the problems and its solutions when a parameter tends to zero.
Xu, S, Yue, X, Zhang, C
openaire   +4 more sources

Reciprocal Transformations in Relativistic Gasdynamics. Lie Group Connections [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics, 2021
Reciprocal transformations associated with admitted conservation laws were originally used to derive invariance properties in non-relativistic gasdynamics and applied to obtain reduction to tractable canonical forms.
Sergey V. Meleshko, Colin Rogers
doaj   +1 more source

Exact wave solutions to the simplified modified Camassa-Holm equation in mathematical physics

open access: yes, 2020
In this article, we consider the exact solutions to the simplified modified Camassa-Holm (SMCH) equation which has many potential applications in mathematical physics and engineering sciences.
Md. Nurul Islam   +2 more
semanticscholar   +1 more source

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