Results 111 to 120 of about 888,449 (207)

Corrigendum: Mental State Detection Using Riemannian Geometry on Electroencephalogram Brain Signals. [PDF]

open access: yesFront Hum Neurosci, 2022
Wriessnegger SC   +3 more
europepmc   +1 more source

Totally real submanifolds of the nearly kaehler 6-sphere [PDF]

open access: yes, 1997
Totally real 3-dimensiunal submanifolds of the nearly Kaehler 6-sphere are the main topic of this thesis. Having introduced preliminaries on the theory of complex and almost complex manifolds, the nearly Kaehler structure of S(^6) and the non existence ...
Travlopanos, Fotios
core  

GENERALIZED RIEMANNIAN GEOMETRY [PDF]

open access: yesProceedings of the National Academy of Sciences, 1962
openaire   +3 more sources

Riemannian-like structures on the set of probability measures: a comparison between Euclidean and discrete spaces [PDF]

open access: yes, 2012
The purpose of this thesis is to present in detail two theories, not deductible from each other, but which obtain very similar results, giving a Riemannian-like structure to the set of probability measures.
DALUISO, ROBERTO
core  

Mental State Detection Using Riemannian Geometry on Electroencephalogram Brain Signals. [PDF]

open access: yesFront Hum Neurosci, 2021
Wriessnegger SC   +3 more
europepmc   +1 more source

Excitonic topology and quantum geometry in organic semiconductors

open access: yesNature Communications
Excitons drive the optoelectronic properties of organic semiconductors which underpin devices including solar cells and light-emitting diodes. Here we show that excitons can exhibit topologically non-trivial states protected by inversion symmetry and ...
Wojciech J. Jankowski   +3 more
doaj   +1 more source

York decompositions for the Codazzi, Killing and Ricci tensors

open access: yesДифференциальная геометрия многообразий фигур
The York decomposition of the space of symmetric two-ten­sors originated in theoretical physics and has found applications in Riemannian geometry, as illustrated by its use in Besse’s fa­mous monograph on Einstein manifolds. In this paper, we derive York
S. E. Stepanov, I. I. Tsyganok
doaj   +1 more source

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