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Geometrical quaternionic coupling for three dimensional wave equations
(2014)
The present work has the scope to show the relationship between four three-dimensional waves. This fact will be made in the form of coupling, using for it the Cauchy-Riemann conditions for quaternionic functions ...
Visualização Volumétrica Aplicada às GeociênciasVolumetric Visualization Applied to Geosciences
(Instituto de Geociências /Universidade Federal do Rio Grande do Sul, 2008)
A New Space-Vector-Modulation Algorithm for a Three-Level Four-Leg NPC Inverter
(IEEE, 2017)
For power conversion systems interfaced to four-wire supplies, four-leg converters have become a standard solution. A four-leg converter allows good compensation of zero-sequence harmonics and full utilisation of the dc-link ...
Cephalometric and three-dimensional assessment of superior posterior airway space after maxillomandibular advancement
(Churchill Livingstone, 2012-09-01)
The purpose of this study was to quantify cephalometric and three-dimensional alterations of the posterior airway space of patients who underwent maxillomandibular advancement surgery. 20 patients treated by maxillomandibular ...
Cephalometric and three-dimensional assessment of superior posterior airway space after maxillomandibular advancement
(Churchill Livingstone, 2012-09-01)
The purpose of this study was to quantify cephalometric and three-dimensional alterations of the posterior airway space of patients who underwent maxillomandibular advancement surgery. 20 patients treated by maxillomandibular ...
Bianchi spaces and their three-dimensional isometries as s-expansions of two-dimensional isometries
(BRISTOL: IOP PUBLISHING, 2013)
Bianchi spaces and their three-dimensional isometries as s-expansions of two-dimensional isometries
(BRISTOL: IOP PUBLISHING, 2013)