Results 41 to 50 of about 258,585 (214)

Dynamics of multivalued linear operators

open access: yesOpen Mathematics, 2017
We introduce several notions of linear dynamics for multivalued linear operators (MLO’s) between separable Fréchet spaces, such as hypercyclicity, topological transitivity, topologically mixing property, and Devaney chaos.
Chen Chung-Chuan   +3 more
doaj   +1 more source

Contralesional Sensorimotor Network Participates in Motor Functional Compensation in Glioma Patients

open access: yesFrontiers in Oncology, 2022
BackgroundSome gliomas in sensorimotor areas induce motor deficits, while some do not. Cortical destruction and reorganization contribute to this phenomenon, but detailed reasons remain unclear.
Shengyu Fang   +11 more
doaj   +1 more source

MacLane homology and topological Hochschild homology [PDF]

open access: yes, 1995
Fiedorowic Z, Pirashvili T, Schwänzl R, Vogt RM, Waldhausen F. MacLane homology and topological Hochschild homology. Mathematische Annalen.
Waldhausen, Friedhelm   +4 more
core   +1 more source

Topological Transitivity of Nonautonomous Dynamical Systems [PDF]

open access: yes
This paper explores the concept of topological transitivity in nonautonomous dynamical systems, which are defined as sequences of continuous maps from a compact metric space to itself.
Málek, Michal
core   +2 more sources

Weak Darboux property and transitivity of linear mappings on topological vector spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2013
It is shown that every linear mapping ontopological vector spaces always has weak Darboux property, therefore, it is continuous ifand only if it is transitive.
V. K. Maslyuchenko, V. V. Nesterenko
doaj   +3 more sources

Linear dynamics of semigroups generated by differential operators

open access: yesOpen Mathematics, 2017
During the last years, several notions have been introduced for describing the dynamical behavior of linear operators on infinite-dimensional spaces, such as hypercyclicity, chaos in the sense of Devaney, chaos in the sense of Li-Yorke, subchaos, mixing ...
Alberto Conejero J.   +3 more
doaj   +1 more source

Topological States of Matter [PDF]

open access: yes, 2012
My research program is focused on the study of elastic deformation and topological defects in two materials: graphene and topological insulators. In both systems at low energies the electrons have a nearly linear spectrum, i.e.
Parente, Vincenzo
core   +1 more source

Strong topological transitivity, hypermixing, and their relationships with other dynamical properties [PDF]

open access: yes, 2023
Recently, two stronger versions of dynamical properties have been introduced and investigated: strong topological transitivity, which is a stronger version of the topological transitivity property, and hypermixing, which is a stronger version of the ...
Curtis, Ian   +6 more
core   +1 more source

Questions on transitivity [PDF]

open access: yes, 2010
This handout (it isn’t a paper) presents phenomena and questions, rather than conclusions, related to the concept of transitivity. The idea is to return to these questions at the end of the Workshop to see if we can have a clearer consensus about the ...
LaPolla, Randy J.
core  

Allocation of Indivisible Items With a Common Preference Graph: Minimizing Total Dissatisfaction

open access: yesNetworks, EarlyView.
ABSTRACT Allocating indivisible items among a set of agents is a frequently studied discrete optimization problem. In the setting considered in this work, the agents' preferences over the items are assumed to be identical. We consider a very recent measure for the overall quality of an allocation which does not rely on numerical valuations of the items.
Nina Chiarelli   +6 more
wiley   +1 more source

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