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Six-sphere coordinates
(Wolfram Demonstrations Project, 2016)
Six-sphere coordinates
(Wolfram Demonstrations Project, 2011)
Improving the relationship between reference frames by using the Thin-Plate Spline modelling
(2012-01-01)
The adoption of new geodetic reference systems and/or the availability of new reference frames occur, mainly, by the availability of new data sets. For the use of products in different reference frames, methods are necessary ...
Aplicação da transformação ortogonal no georreferenciamento com divisão de área
(Universidade Federal de Santa MariaBRGeociênciasUFSMPrograma de Pós-Graduação em Geomática, 2008-11-11)
The Geodesy methods and equipments progress brings with himself the growing need on geodetic surveys. Thereby, it is possible to make compatible any surveys with no extension boundary like from plane models and with no ...
Numerical simulation of viscous three-dimensional flow over aerospace vehicles using Euler/boundary-layer zonal approach
(1996-12-01)
This paper presents a viscous three-dimensional simulations coupling Euler and boundary layer codes for calculating flows over arbitrary surfaces. The governing equations are written in a general non orthogonal coordinate ...
A Transformation Factor for Superluminal Motion That Preserves Symmetrically the Spacetime Intervals
(2023)
While superluminal phenomena are not empirically substantiated, they present an intriguing hypothetical case. For this speculative framework, the Lorentz transformations would necessitate a revision: instead of the standard ...
New coordinates for the four-body problemNew coordinates for the four-body problem
(Revista Mexicana de Física, 2010)
Dressed coordinates: the path-integral approach
(Elsevier B.V., 2007-02-01)
The recently introduced dressed coordinates are studied in the path-integral approach. These coordinates are defined in the context of a harmonic oscillator linearly coupled to massless scalar field and it is shown that ...