Results 1 to 10 of about 433,369 (119)

Locally Compact Rings [PDF]

open access: yesProceedings of the National Academy of Sciences, 1935
As a generalization of theorems of L. Pontryagin, E. R. van Kampen and D. van Dantzig, the authors prove the following theorems: Theorem I: A locally compact and separable (not necessarily associative or commutative) field \(F\) is either a hypercomplex system over the real field or is totally disconnected. Theorem III: A locally compact, separable and
Jacobson, Nathan, Taussky, O.
openaire   +2 more sources

Locally Compact Hypergroupoids

open access: yesIndian Journal of Pure and Applied Mathematics, 2020
The authors study locally compact hypergroupoids. Hypergroupoids generalize both hypergroups and groupoids. The authors assume the continuity of the map \((x, y) \mapsto \operatorname{supp}(\delta_{x} \ast \delta_{y})\) and show that the adjoint property in Renault's definition of the left Haar system follows automatically.
Tabatabaie, S. M.   +3 more
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Locally compact quantum groups [PDF]

open access: yesAnnales Scientifiques de l’École Normale Supérieure, 2000
Summary: We propose a simple definition of a locally compact quantum group in reduced form. By the word `reduced' we mean that we suppose the Haar weight to be faithful. So in fact we define and study an arbitrary locally compact quantum group, represented on the \(L^2\)-space of its Haar weight.
Kustermans, Johan, Vaes, Stefaan
openaire   +2 more sources

Localized Frames and Compactness [PDF]

open access: yesJournal of Fourier Analysis and Applications, 2015
We introduce the concept of weak-localization for generalized frames and use this concept to define a class of weakly localized operators. This class contains many important operators, including: Short Time Fourier Transform multipliers, Calderon-Toeplitz operators, Toeplitz operators on various functions spaces, Anti-Wick operators, and many others ...
Batayneh, Fawwaz, Mitkovski, Mishko
openaire   +2 more sources

Compactness and local compactness in hyperspaces

open access: yesTopology and its Applications, 2002
In their interesting paper the authors treat compactness and relative compactness of subsets of hyperspaces, where the hyperspaces are considered to be equipped with the Vietoris, the Wijsman and partly the Hausdorff metric topology. Included in the paper are also characterizations of local compactness with respect to the mentioned hyperspace ...
COSTANTINI, Camillo, S. LEVI, J. PELANT
openaire   +2 more sources

Locally Compact Contractive Local Groups

open access: yes, 2009
10 ...
van den Dries, Lou, Goldbring, Isaac
openaire   +3 more sources

Locally compact Stone duality

open access: yesJournal of Logic and Analysis, 2018
Introduction reorganized and some references ...
Bice, Tristan, Starling, Charles
openaire   +3 more sources

Automorphisms of locally compact groups [PDF]

open access: yesPacific Journal of Mathematics, 1978
It is proved that for arbitrary locally compact groups G the automorphism group Aut (G) is a complete topological group. Several conditions equivalent to closedness of the group Int (G) of inner automorphisms are given, such as G admits no nontrivial central sequences. It is shown that Aut (G) is topologically embedded in the automorphism group Aut^(G)
Peters, J., Sund, Terje
openaire   +4 more sources

Locally Compact Hughes Planes [PDF]

open access: yesCanadian Mathematical Bulletin, 1994
AbstractAmong the eight-dimensional stable planes, the compact connected generalized Hughes planes and the geometries induced on the outer points are characterized by the property that these planes admit an effective action of the group SL3 ℂ.
openaire   +2 more sources

Connecting Locally Compact Abelian Groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1983
Those locally compact abelian groups having connected envelopes are characterized as those G G such that the dimension of Hom ( G , R ) {\operatorname {Hom }}(G,R) over R R is finite (where R R is the field of real numbers).
Enochs, Ed, Gerlach, Walt
openaire   +1 more source

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