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Inspired by the construction of the F{\"o}llmer process, we construct a unit-time flow on the Euclidean space, termed the F{\"o}llmer flow, whose flow map at time 1 pushes forward a standard Gaussian measure onto a general target measure.…

Probability · Mathematics 2023-09-08 Yin Dai , Yuan Gao , Jian Huang , Yuling Jiao , Lican Kang , Jin Liu

In this paper we formulate some conjectures about algebraic flows on Shimura varieties. In the first part of the paper we prove the `logarithmic Ax-Lindemann theorem'. We then prove a result concerning the topological closure of the images…

Number Theory · Mathematics 2016-10-06 Emmanuel Ullmo , Andrei Yafaev

This paper continues the study of infinite dimensional bicomplex Hilbert spaces introduced in previous articles on the topic. Besides obtaining a Best Approximation Theorem, the main purpose of this paper is to obtain a bicomplex analogue…

Functional Analysis · Mathematics 2013-02-06 K. S. Charak , R. Kumar , D. Rochon

Linear complementarity problems provide a powerful framework to model nonsmooth phenomena in a variety of real-world applications. In dynamical control systems, they appear coupled to a linear input-output system in the form of linear…

Systems and Control · Electrical Eng. & Systems 2023-03-23 Felix Miranda-Villatoro , Fernando Castaños , Alessio Franci

We classify certain sofic shifts (the irreducible Point Extension Type, or PET, sofic shifts) up to flow equivalence, using invariants of the canonical Fischer cover. There are two main ingredients: (1) An extension theorem, for extending…

Dynamical Systems · Mathematics 2018-10-08 Mike Boyle , Toke Meier Carlsen , Søren Eilers

We consider the logarithmic Schr{\"o}dinger equation, in various geometric settings. We show that the flow map can be uniquely extended from H^1 to L^2 , and that this extension is Lipschitz continuous. Moreover, we prove the regularity of…

Analysis of PDEs · Mathematics 2025-07-23 Rémi Carles , Masayuki Hayashi , Tohru Ozawa

We prove that every bi-Lipschitz embedding of the unit circle into the plane can be extended to a bi-Lipschitz map of the unit disk with linear bounds on the constants involved. This answers a question raised by Daneri and Pratelli.…

Complex Variables · Mathematics 2020-03-24 Leonid V. Kovalev

A generalization of the Flow-box Theorem is given. The assumption of continuous differentiability of the vector field is relaxed to a local Lipschitz condition. The theorem holds in any Banach space.

Dynamical Systems · Mathematics 2008-12-22 Craig Calcaterra , Axel Boldt

We introduce a notion of abelian cohomology in the context of smooth flows. This is an equivalence relation which is weaker than the standard cohomology equivalence relation for flows. We develop Livshits theory for abelian cohomology over…

Dynamical Systems · Mathematics 2020-05-19 Andrey Gogolev , Federico Rodriguez Hertz

We present a framework for modeling complex, high-dimensional distributions on convex polytopes by leveraging recent advances in discrete and continuous normalizing flows on Riemannian manifolds. We show that any full-dimensional polytope…

Machine Learning · Computer Science 2025-03-18 Tomek Diederen , Nicola Zamboni

We extend the recent result of G. Godefroy which concerns the existence of non-norm attaining Lipschitz maps in order to characterize the norm attainment toward vectors for Lipschitz maps in the general setting of underlying space. The main…

Functional Analysis · Mathematics 2023-02-08 Geunsu Choi

In this note, we establish the Lipschitz continuity of finite-dimensional globally convex functions on all given balls and global Lipschitz continuity for eligible functions of that type. The Lipschitz constants in both situations draw…

Optimization and Control · Mathematics 2024-08-02 Pham Duy Khanh , Vu Vinh Huy Khoa , Vo Thanh Phat , Le Duc Viet

Liv\v{s}ic theorem asserts that, for Anosov diffeomorphisms/flows, a Lipschitz observable is a coboundary if all its Birkhoff sums on every periodic orbits are equal to zero. The transfer function is then Lipschitz. We prove a positive…

Dynamical Systems · Mathematics 2021-07-20 Xifeng Su , Philippe Thieullen , Wenzhe Yu

Using the notion of modulus of continuity at a point of a mapping between metric spaces, we introduce the notion of extensively bounded mappings generalizing that of Lipschitz mappings. We also introduce a metric on it which becomes a norm…

Functional Analysis · Mathematics 2025-01-06 Anil Kumar Karn , Arindam Mandal

Shifts of finite type defined from shift equivalent matrices must be flow equivalent.

Dynamical Systems · Mathematics 2025-10-28 Mike Boyle

We define $\partial$-biLipschitz homeomorphisms between uniform metric spaces and show that these maps are always quasim\"obius. We also show that a homeomorphism being $\partial$-biLipschitz is equivalent to the map biLipschitz in the…

Metric Geometry · Mathematics 2021-01-06 Clark Butler

Let $X$ be a topological space. A subset of $C(X)$, the space of continuous real-valued functions on $X$, is a partially ordered set in the pointwise order. Suppose that $X$ and $Y$ are topological spaces, and $A(X)$ and $A(Y)$ are subsets…

Functional Analysis · Mathematics 2014-08-22 Denny H. Leung , Wee-Kee Tang

The paper is devoted to classification problem of finite dimensional complex none Lie filiform Leibniz algebras. The motivation to write this paper is an unpublished yet result of J.R.Gomez, B.A.Omirov on necessary and sufficient conditions…

Rings and Algebras · Mathematics 2007-05-23 U. D. Bekbaev , I. S. Rakhimov

Let M be a smooth compact connected oriented manifold of dimension at least two endowed with a volume form. We show that every homogeneous quasi-morphism on the identity component $Diff_0(M,vol)$ of the group of volume preserving…

Geometric Topology · Mathematics 2012-09-04 Michael Brandenbursky

Let $X$ and $Y$ be complex Banach spaces with $B_X$ denoting the open unit ball of $X.$ This paper studies various aspects of the {\em holomorphic Lipschitz space} $\mathcal HL_0(B_X,Y)$, endowed with the Lipschitz norm. This space is the…

Functional Analysis · Mathematics 2023-08-24 Richard Aron , Verónica Dimant , Luis C. García-Lirola , Manuel Maestre