Results 41 to 50 of about 31,935 (188)

Darcy-Forchheimer mangetized flow based on differential type nanoliquid capturing Ohmic dissipation effects

open access: yesPropulsion and Power Research, 2023
Hydromagnetic nanoliquid establish an extraordinary category of nanoliquids that unveil both liquid and magnetic attributes. The interest in the utilization of hydromagnetic nanoliquids as a heat transporting medium stem from a likelihood of regulating ...
M. Waqas   +7 more
doaj   +1 more source

Lifting homotopy T-algebra maps to strict maps

open access: yes, 2014
The settings for homotopical algebra---categories such as simplicial groups, simplicial rings, $A_\infty$ spaces, $E_\infty$ ring spectra, etc.---are often equivalent to categories of algebras over some monad or triple $T$.
Johnson, Niles, Noel, Justin
core   +1 more source

Traveling wave solutions of generalized seventh-order time-fractional KdV models through He-Laplace algorithm

open access: yesAlexandria Engineering Journal, 2023
Non-linear evolution equations play a prominent role in describing a wide range of phenomena in optical fibers, fluid dynamics, electromagnetic radiation, plasma and solid state physics.
Mubashir Qayyum   +4 more
doaj   +1 more source

The de Rham homotopy theory and differential graded category

open access: yes, 2011
This paper is a generalization of arXiv:0810.0808. We develop the de Rham homotopy theory of not necessarily nilpotent spaces, using closed dg-categories and equivariant dg-algebras. We see these two algebraic objects correspond in a certain way.
A. Gómez-Tato   +28 more
core   +1 more source

A Perspective on Interactive Theorem Provers in Physics

open access: yesAdvanced Science, EarlyView.
Into an interactive theorem provers (ITPs), one can write mathematical definitions, theorems and proofs, and the correctness of those results is automatically checked. This perspective goes over the best usage of ITPs within physics and motivates the open‐source community run project PhysLean, the aim of which is to be a library for digitalized physics
Joseph Tooby‐Smith
wiley   +1 more source

A higher-dimensional categorical perspective on 2-crossed modules

open access: yesDemonstratio Mathematica
In this study, we will express the 2-crossed module of groups from a higher-dimensional categorical perspective. According to simplicial homotopy theory, a 2-crossed module is the Moore complex of a 2-truncated simplicial group.
Özel Emre   +2 more
doaj   +1 more source

The definable content of homological invariants II: Čech cohomology and homotopy classification

open access: yesForum of Mathematics, Pi
This is the second installment in a series of papers applying descriptive set theoretic techniques to both analyze and enrich classical functors from homological algebra and algebraic topology.
Jeffrey Bergfalk   +2 more
doaj   +1 more source

Homotopy (Pre-)Derivators of Cofibration Categories and Quasi-Categories

open access: yes, 2018
We prove that the homotopy prederivator of a cofibration category is equivalent to the homotopy prederivator of its associated quasi-category of frames, as introduced by Szumi\l{}o.
Lenz, Tobias
core   +1 more source

Homotopy Theory in Abelian Categories [PDF]

open access: yesCanadian Journal of Mathematics, 1962
The concept of homotopy for homomorphisms of modules, suggested by analogy with fundamental properties of the topological homotopy, was developed by Eckmann and Hilton (3; 9; 10). In the present paper, this concept of homotopy is generalized to additive categories with an additional structure, and the theory of homotopy, including in particular various
openaire   +1 more source

Compactly generated homotopy categories [PDF]

open access: yesHomology, Homotopy and Applications, 2007
20 ...
Holm, Henrik, Jørgensen, Peter
openaire   +5 more sources

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