Results 11 to 20 of about 911,203 (241)

Fuzzy space-time topology and geometric quantization [PDF]

open access: yesEPJ Web of Conferences, 2015
Dodson-Zeeman fuzzy topology considered as the possible mathematical framework of geometric quantum formalism. In such approach the states of massive particle m correspond to elements of fuzzy manifold called fuzzy points.
Mayburov S.N.
doaj   +3 more sources

Shape theory and mathematical design of a general geometric kernel through regular stratified objects [PDF]

open access: yes, 2000
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This dissertation focuses on the mathematical design of a unified shape kernel for geometric computing, with possible applications to computer aided design (
Gomes, Abel Joao Padrao
core   +8 more sources

Geometric continuous patch complexes [PDF]

open access: yes, 1987
A theory of geometric continuity of arbitrary order is presented. Conditions of geometric continuity at a vertex where a number of patches meet are investigated.
Hahn, JM
core   +6 more sources

Smooth constructions of homotopy-coherent actions [PDF]

open access: yes, 2022
We prove that, for nice classes of infinite-dimensional smooth groups G , natural constructions in smooth topology and symplectic topology yield homotopically coherent group actions of G . This yields a bridge between infinite-dimensional smooth groups
OH, YONG GEUN   +2 more
core   +2 more sources

Methodology of evaluation and correction of geometric data topology in QGIS software [PDF]

open access: yesActa Scientiarum Polonorum. Formatio Circumiectus, 2018
Geographical Information Systems (GIS) has revolutionised the process of collecting and processing data, therefore, more and more data recorded in an analogue form are transformed into the digital format.
Anita Kukulska   +3 more
doaj   +1 more source

The Problems of Dimension Four, and Some Ramifications

open access: yesMathematics, 2023
In this short note, I present a very quick review of the peculiarities of dimension four in geometric topology. I consider, in particular, the role of geometric simple connectivity (which means handle decomposition without handles of index one) for both ...
Valentin Poénaru
doaj   +1 more source

Geometric Topology [PDF]

open access: yes, 2015
Geometric topology has seen significant advances in the understanding and application of infinite symmetries and of the principles behind them. On the one hand, for advances in (geometric) group theory, tools from algebraic topology are applied and ...

core   +2 more sources

Compact connected components in relative character varieties of punctured spheres [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2021
We prove that some relative character varieties of the fundamental group of a punctured sphere into the Hermitian Lie groups $\mathrm{SU}(p,q)$ admit compact connected components.
Nicolas Tholozan, Jérémy Toulisse
doaj   +1 more source

Fragile topology in line-graph lattices with two, three, or four gapped flat bands

open access: yesPhysical Review Research, 2020
The geometric properties of a lattice can have profound consequences on its band spectrum. For example, symmetry constraints and geometric frustration can give rise to topologicially nontrivial and dispersionless bands, respectively.
Christie S. Chiu   +4 more
doaj   +1 more source

A localization and navigation method for underground mine autonomous driving based on local geometric topology map

open access: yesGong-kuang zidonghua, 2023
Unmanned driving technology has enormous advantages in improving efficiency, saving costs and reducing safety hazards. In the current implementation of localization and navigation solutions in underground environments, there are problems of ...
LIU Shijie, ZOU Yuan, ZHANG Xudong
doaj   +1 more source

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