Results 21 to 30 of about 146,227 (164)

Topological aspect of monodromy groupoid for a group-groupoid

open access: yesFilomat, 2019
In this paper we develop star topological and topological group-groupoid structures of monodromy groupoid and prove that the monodromy groupoid of a topological group-groupoid is also a topological group-groupoid.
MUCUK, OSMAN, Demir, Serap
openaire   +5 more sources

Twenty-five years of two-dimensional rational conformal field theory [PDF]

open access: yes, 2009
In this article we try to give a condensed panoramic view of the development of two-dimensional rational conformal field theory in the last twenty-five years.Comment: A review for the 50th anniversary of the Journal of Mathematical Physics.
Axelrod S.   +37 more
core   +1 more source

Some aspects of dimension theory for topological groups

open access: yesIndagationes Mathematicae, 2018
In this paper, the authors discuss dimension theory in the class of all topological groups. In the first section, they refer to the dawn of dimension theory in topology, in particular, introduce the research activities of Luitzen Egbertus Jan Brouwer (1881--1966) with Pavel Sergeyevich Alexandroff (1896--1982) and Pavel Samuilovich Urysohn (1898--1924).
Arhangel'skii, A. V., van Mill, J.
openaire   +2 more sources

SPIDA: Abstracting and generalizing layout design cases [PDF]

open access: yes, 1998
ion and generalization of layout design cases generate new knowledge that is more widely applicable to use than specific design cases. The abstraction and generalization of design cases into hierarchical levels of abstractions provide the designer with ...
Duffy, A.H.D., Lee, B.S., Manfaat, D.
core   +1 more source

An adaptive and versatile method to quantitate and characterize collective cell migration behaviors on complex surfaces

open access: yesFrontiers in Cell and Developmental Biology, 2023
Collective cell migration is critical for proper embryonic development, wound healing, and cancer cell invasion. However, much of our knowledge of cell migration has been performed using flat surfaces that lack topographical features and do not ...
Kristen E. Loesel   +7 more
doaj   +1 more source

On the Brauer groups of symmetries of abelian Dijkgraaf-Witten theories [PDF]

open access: yes, 2015
Symmetries of three-dimensional topological field theories are naturally defined in terms of invertible topological surface defects. Symmetry groups are thus Brauer-Picard groups.
Christoph Schweigert B   +4 more
core   +1 more source

Topological Aspects of the Design of Nanocarriers for Therapeutic Peptides and Proteins

open access: yesPharmaceutics, 2019
Supramolecular chemistry holds great potential for the design of versatile and safe carriers for therapeutic proteins and peptides. Nanocarriers can be designed to meet specific criteria for given application (exact drug, administration route, target ...
Nadezhda Knauer   +2 more
doaj   +1 more source

Deciphering the rhizosphere bacteriome associated with biological control of tobacco black shank disease

open access: yesFrontiers in Plant Science, 2023
IntroductionThe black shank disease seriously affects the health of tobacco plants. Conventional control methods have limitations in terms of effectiveness or economic aspects and cause public health concerns.
Yi-Nan Ma   +6 more
doaj   +1 more source

Seasonal variations of functional connectivity of human brains

open access: yesScientific Reports, 2023
Seasonal variations have long been observed in various aspects of human life. While there is an abundance of research that has characterized seasonality effects in, for example, cognition, mood, and behavior, including studies of underlying biophysical ...
Lyuan Xu   +8 more
doaj   +1 more source

Mathematical Models of Abstract Systems: Knowing abstract geometric forms [PDF]

open access: yes, 2013
Scientists use models to know the world. It i susually assumed that mathematicians doing pure mathematics do not. Mathematicians doing pure mathematics prove theorems about mathematical entities like sets, numbers, geometric figures, spaces, etc., they ...
Marquis, Jean-Pierre
core   +3 more sources

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