Results 221 to 230 of about 76,576 (265)

Development and description of Early Stroke Specialist Vocational Rehabilitation delivered in the RETAKE trial.

open access: yesHealth Technol Assess
Radford KA   +16 more
europepmc   +1 more source

Surjectivity and Iterated Mappings

open access: yesSurjectivity and Iterated Mappings
openaire  

On the Iteration of Smooth Maps

Discrete Dynamics and Difference Equations, 2010
Iteration of smooth maps appears naturally in the study of continuous difference equations and boundary value problems. Moreover, it is a subject that may be studied by its own interest, generalizing the iteration theory for interval maps. Our study is motivated by the works of A. N. Sharkovsky et al. [1,3], E. Yu. Romanenko et al. [2], S.
Correia, Maria de Fátima   +2 more
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ITERATION OF QUATERNION MAPS

International Journal of Bifurcation and Chaos, 1995
Quaternions are an extension of the idea of complex numbers to four dimensions. We discuss the iteration of linear and quadratic functions of the quaternions, and examine the rôle played by regularity (the analog of complex analyticity), in this context.
Bedding, Stephen, Briggs, Keith
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Tilings Described by Iterated Maps

International Journal of Bifurcation and Chaos, 2003
We construct auto-similar tilings of the plane with the same expansion coefficient [Formula: see text], a complex Perron number, from free group endomorphisms characterized by a class of matrices with the same complex Perron eigenvalue λ. We define a relation between the interior and the board of the tiles and obtain some results about topological ...
J. Leonel Rocha, J. Sousa Ramos
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Iteration of Quasiconformal Maps

Qualitative Theory of Dynamical Systems
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhang, Xu, Wang, Yukai, Chen, Guanrong
openaire   +2 more sources

Iteration of Quasiregular Mappings

Computational Methods and Function Theory, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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On Convergence of Iterated Random Maps

SIAM Journal on Control and Optimization, 1994
Numerical optimization or root finding algorithms often face major problems including unacceptably slow convergence or failure to converge at all. Adding noise in a controlled fashion to those algorithms can yield solutions to problems untractable by the classical deterministic methods. This paper develops general conditions for almost sure convergence
Liukkonen, John R., Levine, Arnold
openaire   +2 more sources

Parikh Mapping and Iteration

2001
The Parikh mapping maps each word over an alphabet with n letters to an n-dimensional vector whose components give the number of occurrences of the letters in the word. We consider the Parikh images of sequences and languages obtained by iterated applications of morphisms (or sets of substitutions). Furthermore we modify the Parikh mapping such that it
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On Iterated Positive Schwarzian Derivative Maps

International Journal of Bifurcation and Chaos, 2003
We study the behavior of a unimodal map in two parameters, one of the parameters varies the sign of the Schwarzian derivative the second the value of the maximum. We characterize the behavior of the different dynamics in the parameter space.
Henrique Oliveira, J. Sousa Ramos
openaire   +1 more source

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