Results 291 to 300 of about 957,336 (307)

On the box dimension of an invariant set [PDF]

open access: possibleNonlinearity, 2000
This paper is devoted to the dimension of a general forward invariant set of a \(C^1\)-diffeomorphism in \(\mathbb{R}^n\) where it is only assumed that the diffeomorphism is volume increasing near the forward invariant set. The author gives a simple proof of upper bound for the box dimension of a forward invariant set of a \(C^1\)-diffeomorphism of ...
openaire   +2 more sources

BOX DIMENSION AND MINKOWSKI CONTENT OF THE CLOTHOID

Fractals, 2009
We prove that the box dimension of the standard clothoid is equal to d = 4/3. Furthermore, this curve is Minkowski measurable, and we compute its d-dimensional Minkowski content. Oscillatory dimensions of component functions of the clothoid are also equal to 4/3.
Luka Korkut   +2 more
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On the performance of box-counting estimators of fractal dimension [PDF]

open access: possibleBiometrika, 1993
Summary: Box-counting estimators are popular for estimating fractal dimension. However, very little is known of their stochastic properties, despite increasing statistical interest in their application. We show that, if the irregular curve to which the estimators are applied is modelled by a Gaussian process, concise formulae may be developed for ...
Andrew T. A. Wood, Peter Hall
openaire   +1 more source

Box and packing dimensions of projections and dimension profiles

Mathematical Proceedings of the Cambridge Philosophical Society, 2001
For E a subset of ℝn and s ∈ [0, n] we define upper and lower box dimension profiles, B-dimsE and B-dimsE respectively, that are closely related to the box dimensions of the orthogonal projections of E onto subspaces of ℝn. In particular, the projection of E onto almost all m-dimensional subspaces has upper box dimension B-dimmE and lower box ...
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Projection theorems for box and packing dimensions

Mathematical Proceedings of the Cambridge Philosophical Society, 1996
AbstractWe show that if E is an analytic subset of ℝn thenfor almost all m–dimensional subspaces V of ℝn, where projvE is the orthogonal projection of E onto V and dimp denotes packing dimension. The same inequality holds for lower and upper box counting dimensions, and these inequalities are the best possible ones.
Kenneth J. Falconer, J. D. Howroyd
openaire   +2 more sources

Topological and Box Counting Dimensions [PDF]

open access: possible, 2020
A mind once stretched by a new idea never regains its original dimension. Oliver Wendell Holmes, Jr. (1841–1935), American, U.S. Supreme Court justice from 1902 to 1932.
openaire   +1 more source

Box dimension of Neimark–Sacker bifurcation

Journal of Difference Equations and Applications, 2014
In this paper we show how a change of a box dimension of orbits of two-dimensional discrete dynamical systems is connected to their bifurcations in a nonhyperbolic fixed point. This connection is already shown in the case of one-dimensional discrete dynamical systems and Hopf bifurcation for continuous systems.
openaire   +4 more sources

The Hausdorff and box dimension of fractals with disjoint projections in two dimensions [PDF]

open access: possibleGlasgow Mathematical Journal, 2002
In this paper, we obtain an exact formula for the Hausdorff and box dimensions of a class of self-affine sets in two dimensions, namely those with disjoint projections. We prove, in particular, that fractals in this class have a Hausdorff and box dimension that is equal to the maximum Hausdorff and box dimension of one of their projections.
openaire   +2 more sources

Box Dimension Type Models

2019
The main goal of this chapter is to generalize the classical box dimension in the broader context of fractal structures. We state that whether the so-called natural fractal structure (which any Euclidean subset can be always endowed with) is selected, then the box dimension remains as a particular case of the generalized fractal dimension models.
Manuel Fernández-Martínez   +3 more
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Computing the Box Counting Dimension

2020
From roughly the late 1980s to the mid-1990s, a very large number of papers studied computational issues in determining fractal dimensions of geometric objects, or provided variants of algorithms for calculating the fractal dimensions, or applied these techniques to real-world problems.
openaire   +2 more sources

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