Results 51 to 60 of about 16,090 (185)

Foundations of Finsler Spacetimes from the Observers’ Viewpoint

open access: yesUniverse, 2020
Physical foundations for relativistic spacetimes are revisited in order to check at what extent Finsler spacetimes lie in their framework. Arguments based on inertial observers (as in the foundations of special relativity and classical mechanics) are ...
Antonio N. Bernal   +2 more
doaj   +1 more source

La metafísica y el agujero de la política: el sentido de la topología, entre Lacan y Heidegger

open access: yes, 2020
Resumen Tomando como motivo una conjetura de Lacan dirigida a Heidegger, referida a lo que sería la metafísica y lo que determinaría su historia y sus efectos, el presente trabajo pretende poner en relación la topología lacaniana y la topología ...
Gianfranco Cattaneo
semanticscholar   +1 more source

Willmore‐Like Tori in Killing Submersions

open access: yesAdvances in Mathematical Physics, Volume 2018, Issue 1, 2018., 2018
The first variation formula and Euler‐Lagrange equations for Willmore‐like surfaces in Riemannian 3‐spaces with potential are computed and, then, applied to the study of invariant Willmore‐like tori with invariant potential in the total space of a Killing submersion.
Manuel Barros   +3 more
wiley   +1 more source

A New Algebraic Approach to Decision Making in a Railway Interlocking System Based on Preprocess

open access: yesMathematical Problems in Engineering, Volume 2018, Issue 1, 2018., 2018
The safety of railway networks is a very important issue. Roughly speaking, it can be split into safety along lines and safety of railway facilities such as stations, junctions, yards, etc. In modern networks the safety along lines is controlled by automatic block systems that do not give clearance to trains to enter a section (block) until the latter ...
Antonio Hernando   +3 more
wiley   +1 more source

Láser escáner y nubes de puntos. Un horizonte aplicado al análisis arqueológico de edificios

open access: yesArqueología de la Arquitectura, 2011
En el siguiente artículo analizamos uno de los más modernos instrumentos de documentación gráfica del patrimonio, el láser escáner. Aunque profundizaremos en todos aquellos aspectos técnicos, logísticos y de método relativos a su empleo, nos centraremos ...
Ismael García-Gómez   +2 more
doaj   +1 more source

Rede de sensores wireless com topologia Mesh utilizando protocolo ZigBee

open access: yes, 2020
Wireless sensor networks have been applied extensively in home and industrial automation. The objective of this project is to develop a wireless sensor network with Mesh topology using the ZigBee protocol.
Gilberto de Melo Júnior   +5 more
semanticscholar   +1 more source

La conjetura de Poincaré: Problema resuelto tras un siglo de nuevas ideas y continuo trabajo

open access: yesMètode Science Studies Journal: Annual Review, 2018
La conjetura de Poincaré es un problema topológico, establecido en 1904 por el matemático francés Henri Poincaré, que caracteriza de una manera muy sencilla la esfera tridimensional.
María Teresa Lozano Imízcoz
doaj   +1 more source

Espacios de violencia, espacios del habitar

open access: yesNóesis, 2020
En este texto buscamos mostrar la necesidad de reconsiderar el espacio como categoría fundamental para evaluar lo común y la violencia que actualmente se ejerce contra éste.
Arturo Romero Contreras
doaj   +1 more source

On Integral Manifolds for Leibniz Algebras

open access: yesAlgebra, Volume 2014, Issue 1, 2014., 2014
We discuss several partial solutions to the so‐called “coquecigrue problem” of Loday; these solutions parallel, but also generalize in several directions, the classical Lie group‐Lie algebra correspondence. Our study highlights some clear similarities between the split and nonsplit cases and leads us to a general unifying scheme that provides an answer
Juan Monterde, Fausto Ongay, Pu Zhang
wiley   +1 more source

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