Results 21 to 30 of about 35,702 (155)

On Critical Circle Homeomorphisms with Infinite Number of Break Points

open access: yesAbstract and Applied Analysis, 2014
We prove that a critical circle homeomorphism with infinite number of break points without periodic orbits is conjugated to the linear rotation by a quasisymmetric map if and only if its rotation number is of bounded type.
Akhtam Dzhalilov   +2 more
doaj   +1 more source

Local non‐linear alignment for non‐linear dimensionality reduction

open access: yesIET Computer Vision, 2017
In manifold learning, alignment is performed with the objective of deriving the global low‐dimensional coordinates of input data from their local coordinates.
Guo Niu, Zhengming Ma
doaj   +1 more source

Reversibility in Groups of Piecewise Linear Homeomorphisms of the Circle [PDF]

open access: yesBulletin of the Malaysian Mathematical Sciences Society, 2018
The authors solve partially one of the problems appearing in the book [\textit{A. G. O'Farrell} and \textit{I. Short}, Reversibility in dynamics and group theory. Cambridge: Cambridge University Press (2015; Zbl 1331.37003)], namely, to investigate the reversibility property in the group of piecewise-affine homeomorphisms of the circle. Recall that for
Ben Rejeb, Khadija, Marzougui, Habib
openaire   +1 more source

TEMPORALITY OF PORNOGRAPHIC EXONARRATIVE

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія Філософія, філософські перипетії, 2020
The article considers the narrative component of porn, in particular its temporal aspects. Pornography is defined as specific exonarrative, which is a form of disclosure/stimulation of sexual act as continuation of sex/narrative on the other side.
Oleh М. Perepelytsia
doaj   +1 more source

Constructing Piecewise Linear Homeomorphisms of Simple Polygons

open access: yesJournal of Algorithms, 1997
Summary: Let \(P\) and \(Q\) be simple polygons with vertex sets \(\{p_1, \dots, p_n\}\) and \(\{q_1, \dots, q_n\}\), respectively. We present an algorithm to construct a piecewise linear homeomorphism between \(P\) and \(Q\) mapping each vertex \(p_i \in P\) to \(q_i \in Q\) by constructing isomorphic triangulations of \(P\) and \(Q\).
Himanshu Gupta, Rephael Wenger
openaire   +1 more source

Some questions about the dimension of a group action [PDF]

open access: yes, 2006
We discuss three families of groups, $ZW_n$, $PL(I^n)$, and $PL(S^n)$ (the last two being families of groups of piecewise-linear homeomorphisms of standard $n$-dimensional spaces).
Bleak, Collin
core   +1 more source

Global Robust Exponential Stability Analysis for Interval Neural Networks with Mixed Delays

open access: yesAbstract and Applied Analysis, 2012
A class of interval neural networks with time-varying delays and distributed delays is investigated. By employing H-matrix and M-matrix theory, homeomorphism techniques, Lyapunov functional method, and linear matrix inequality approach, sufficient ...
Yanke Du, Rui Xu
doaj   +1 more source

Groups of piecewise linear homeomorphisms [PDF]

open access: yesTransactions of the American Mathematical Society, 1992
In this paper we study a class of groups which may be described as groups of piecewise linear bijections of a circle or of compact intervals of the real line. We use the action of these groups on simplicial complexes to obtain homological and combinatorial information about them.
openaire   +1 more source

The Embedding Theorem of an L0-Prebarreled Module into Its Random Biconjugate Space

open access: yesJournal of Function Spaces, 2017
We first prove Mazur’s lemma in a random locally convex module endowed with the locally L0-convex topology. Then, we establish the embedding theorem of an L0-prebarreled random locally convex module, which says that if (S,P) is an L0-prebarreled random ...
Xia Zhang, Ming Liu
doaj   +1 more source

Finite-part singular integral approximations in Hilbert spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
Some new approximation methods are proposed for the numerical evaluation of the finite-part singular integral equations defined on Hilbert spaces when their singularity consists of a homeomorphism of the integration interval, which is a unit circle, on ...
E. G. Ladopoulos   +2 more
doaj   +1 more source

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