Results 11 to 20 of about 979 (94)

Closed graph theorems for bornological spaces

open access: yes, 2015
The aim of this paper is that of discussing Closed Graph Theorems for bornological vector spaces in a way which is accessible to non-experts. We will see how to easily adapt classical arguments of functional analysis over $\mathbb{R}$ and $\mathbb{C}$ to deduce Closed Graph Theorems for bornological vector spaces over any complete, non-trivially valued
Bambozzi, Federico
openaire   +4 more sources

Homotopy Theory with Bornological Coarse Spaces [PDF]

open access: yes, 2020
We propose an axiomatic characterization of coarse homology theories defined on the category of bornological coarse spaces. We construct a category of motivic coarse spectra.
Ulrich Bunke, Alexander Engel
openaire   +3 more sources

Convolution on distribution spaces characterized by regularization

open access: yesMathematische Nachrichten, Volume 296, Issue 5, Page 1938-1963, May 2023., 2023
Abstract Locally convex convolutor spaces are studied which consist of those distributions that define a continuous convolution operator mapping from the space of test functions into a given locally convex lattice of measures. The convolutor spaces are endowed with the topology of uniform convergence on bounded sets.
Tillmann Kleiner, Rudolf Hilfer
wiley   +1 more source

A Note on Quotient Reflective Subcategories of O‐REL

open access: yesJournal of Function Spaces, Volume 2022, Issue 1, 2022., 2022
In this paper, we examine the category of ordered‐RELspaces. We show that it is a normalized and geometric topological category and give the characterization of local T¯0, local T0′, and local T1 ordered‐RELspaces. Furthermore, we characterize explicitly several notions of T0’s and T1 objects in O-REL and study their mutual relationship. Finally, it is
Muhammad Qasim   +2 more
wiley   +1 more source

Injectivity results for coarse homology theories

open access: yesProceedings of the London Mathematical Society, Volume 121, Issue 6, Page 1619-1684, December 2020., 2020
Abstract We show injectivity results for assembly maps using equivariant coarse homology theories with transfers. Our method is based on the descent principle and applies to a large class of linear groups or, more generally, groups with finite decomposition complexity.
Ulrich Bunke   +3 more
wiley   +1 more source

Homotopy invariance through small stabilizations [PDF]

open access: yes, 2013
We associate an algebra $\Gami(\fA)$ to each bornological algebra $\fA$. The algebra $\Gami(\fA)$ contains a two-sided ideal $I_{S(\fA)}$ for each symmetric ideal $S\triqui\elli$ of bounded sequences of complex numbers.
Abadie, Beatriz, Cortiñas, Guillermo
core   +2 more sources

Chern character for totally disconnected groups [PDF]

open access: yes, 2009
In this paper we construct a bivariant Chern character for the equivariant $ KK $-theory of a totally disconnected group with values in bivariant equivariant cohomology in the sense of Baum and Schneider.
Voigt, C.
core   +1 more source

Wave Front Sets with respect to the Iterates of an Operator with Constant Coefficients

open access: yesAbstract and Applied Analysis, Volume 2014, Issue 1, 2014., 2014
We introduce the wave front set WF*P(u) with respect to the iterates of a hypoelliptic linear partial differential operator with constant coefficients of a classical distribution u ∈ 𝒟′(Ω) in an open set Ω in the setting of ultradifferentiable classes of Braun, Meise, and Taylor.
C. Boiti   +3 more
wiley   +1 more source

Stochastic Integration in Abstract Spaces

open access: yesInternational Journal of Stochastic Analysis, Volume 2010, Issue 1, 2010., 2010
We establish the existence of a stochastic integral in a nuclear space setting as follows. Let E, F, and G be nuclear spaces which satisfy the following conditions: the spaces are reflexive, complete, bornological spaces such that their strong duals also satisfy these conditions. Assume that there is a continuous bilinear mapping of E × F into G.
J. K. Brooks   +2 more
wiley   +1 more source

An Ascoli theorem for sequential spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 26, Issue 5, Page 303-315, 2001., 2001
Ascoli theorems characterize “precompact” subsets of the set of morphisms between two objects of a category in terms of “equicontinuity” and “pointwise precompactness,” with appropriate definitions of precompactness and equicontinuity in the studied category.
Gert Sonck
wiley   +1 more source

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