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We define and study ordinary differential equations (ODEs) for functions valued in a Banach module $V$ over a finite-dimensional $\Bbbk$-algebra $\mathit{\Lambda}$ by using the tensor of Banach modules. Furthermore, we show that the…

Functional Analysis · Mathematics 2026-05-12 Shengda Liu , Yu-Zhe Liu , Keyu Tao

We prove that the categories of smooth and analytic unitary representations of Banach--Lie supergroups are well-behaved under restriction functors, in the sense that the restriction of a representation to an integral subsupergroup is…

Representation Theory · Mathematics 2011-07-07 Stephane Merigon , Karl-Hermann Neeb , Hadi Salmasian

In this paper we characterize multiplication operators induced by operator valued maps on Banach function spaces. We also study multiplication semigroups and stability of these operators.

Functional Analysis · Mathematics 2014-09-11 H. Hudzik , R. Kumar , H Sani

We present elementary proofs of weighted embedding theorems for radial potential spaces and some generalizations of Ni's and Strauss' inequalities in this setting.

Classical Analysis and ODEs · Mathematics 2014-04-30 Pablo L. De Napoli , Irene Drelichman

In this paper, we study integral functionals defined on spaces of functions with values on general (non-separable) Banach spaces. We introduce a new class of integrands and multifunctions for which we obtain measurable selection results.…

Optimization and Control · Mathematics 2022-08-10 Juan Guillermo Garrido , Pedro Pérez-Aros , Emilio Vilches

The main aim of this note is to introduce the notion of an almost anti-periodic function in Banach space. We prove some characterizations for this class of functions, investigating also its relationship with the classes of anti-periodic…

Functional Analysis · Mathematics 2019-03-15 Marko Kostić , Daniel Velinov

For Banach spaces of analytic functions on the disc for which the polynomials are dense and their pointt evaluations continuous, we prove the following: If they contain a function such that the limit superior of its modulus is infinite…

Complex Variables · Mathematics 2025-10-14 Hector N. Salas

This article gives dual representations for convex integral functionals on the linear space of regular processes. This space turns out to be a Banach space containing many more familiar classes of stochastic processes and its dual can be…

Probability · Mathematics 2017-01-18 Teemu Pennanen , Ari-Pekka Perkkiö

In this research project we presents the general properties, the spectral properties and the representation formulas for $C_0$-semigroups of linear operators in Banach spaces

Functional Analysis · Mathematics 2007-05-23 Ludovic Dan Lemle

Constructing or learning a function from a finite number of sampled data points (measurements) is a fundamental problem in science and engineering. This is often formulated as a minimum norm interpolation problem, regularized learning…

Functional Analysis · Mathematics 2020-06-26 Rui Wang , Yuesheng Xu

In this paper, methods of second order and higher order reverse mathematics are applied to versions of a theorem of Banach that extends the Schroeder-Bernstein theorem. Some additional results address statements in higher order arithmetic…

Logic · Mathematics 2023-11-15 Jeffry L. Hirst , Carl Mummert

We establish a general CCR (liminarity) property for uniformly bounded irreducible representations of nilpotent Lie groups on reflexive Banach spaces, extending the well known property of unitary irreducible representations of these groups…

Representation Theory · Mathematics 2019-05-09 Ingrid Beltita , Daniel Beltita , Jose E. Gale

We give a class of domains for which Fridman invariant and injectivity radius function coincide with respect to Carath\'eodory metric. We give explicit expressions of the squeezing functions for these domains and investigate some of their…

Complex Variables · Mathematics 2024-06-17 Akhil Kumar , Sanjay Kumar Pant

We present the foundations of the theory of functions of bounded variation and sets of finite perimeter in abstract Wiener spaces.

Analysis of PDEs · Mathematics 2012-12-27 M. Miranda , M. Novaga , D. Pallara

We provide variational estimates for Bloch functions on the unit ball of $\mathbb{R}^d$ extending previous work on the Anderson conjecture for conformal maps on the unit disc.

Classical Analysis and ODEs · Mathematics 2020-01-22 Paul F. X. Müller , Katharina Riegler

The present note is a corrigendum to the paper "On Smooth extensions of vector-valued functions defined on closed subsets of Banach spaces" [Math. Ann. (2013) 355: 1201--1219].

Functional Analysis · Mathematics 2024-08-01 Mar Jimenez-Sevilla

In this paper, we obtain a sharp distortion theorem for a class of functions in $\alpha$-Bloch spaces, and as an application of it, we establish the corresponding Landau's theorem. These results generalize the corresponding results of Bonk,…

Complex Variables · Mathematics 2011-12-06 SH. Chen , S. Ponnusamy , X. Wang

We consider weighted banach spaces of holomorphic functions on the upper half plane that are determined by $ \|f\|=\sup_{y>0,-\infty<x<\infty}p(y)|f(x+iy)|<\infty $ for a very large class of weight functions p. We completely solve the…

Functional Analysis · Mathematics 2007-05-23 Martin A. Stanev

Let (X,d,\mu) be a space of homogeneous type and E a UMD Banach space. Under the assumption mu({x})=0 for all x in X, we prove a representation theorem for singular integral operators on (X,d,mu) as a series of simple shifts and…

Functional Analysis · Mathematics 2015-03-04 Paul F. X. Mueller , Markus Passenbrunner

In this paper we defined some function spaces on time scale which are Banach spaces respect to supremum norm. We study integral transformations which are carry to some important properties between mentioned above function spaces.

Functional Analysis · Mathematics 2011-04-29 Mustafa Seyyit Seyyidoglu , Neset Ozkan Tan
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