Results 21 to 30 of about 4,856 (110)

Hausdorff dimension of double‐base expansions and binary shifts with a hole

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 4, April 2026.
Abstract For two real bases q0,q1>1$q_0, q_1 > 1$, a binary sequence i1i2⋯∈{0,1}∞$i_1 i_2 \cdots \in \lbrace 0,1\rbrace ^\infty$ is the (q0,q1)$(q_0,q_1)$‐expansion of the number πq0,q1(i1i2⋯)=∑k=1∞ikqi1⋯qik.$$\begin{equation*} \pi _{q_0,q_1}(i_1 i_2 \cdots) = \sum _{k=1}^\infty \frac{i_k}{q_{i_1} \cdots q_{i_k}}.
Jian Lu, Wolfgang Steiner, Yuru Zou
wiley   +1 more source

Topology‐Optimized Stretchable Piezoelectric Sensors With Tailored Liquid‐Metal Circuits for Anisotropic Stress‐Adaptive Motion Monitoring

open access: yesAdvanced Materials, Volume 38, Issue 15, 12 March 2026.
Schematic showing the leveraging of topology optimization, the printing of a tailored eutectic gallium‐indium liquid alloy electrode, and porous ceramic engineering to simultaneously enhance mechanical durability, stretchability, and sensing sensitivity to produce a highly deformable and stretchable sensor capable of monitoring complex and anisotropic ...
Hanmin Zeng   +10 more
wiley   +1 more source

A "metric" complexity for weakly chaotic systems

open access: yes, 2006
We consider the number of Bowen sets which are necessary to cover a large measure subset of the phase space. This introduce some complexity indicator characterizing different kind of (weakly) chaotic dynamics.
Afraimovich V.   +8 more
core   +2 more sources

Neural Mechanisms of Shooting Preparation Under High‐Risk and High‐Precision Tasks: A Multiscale EEG Study

open access: yesBrain and Behavior, Volume 16, Issue 3, March 2026.
This study investigated the neural mechanisms underlying the shooting preparation phase in 30 shooters across three task conditions, with concurrent collection of shooting performance metrics and self‐report measures. The findings revealed that during high‐pressure shooting tasks (Hostage‐Rescue and Long‐Range), shooters experienced significantly ...
Xinyu Shi   +7 more
wiley   +1 more source

On the distribution of periodic orbits

open access: yes, 2009
Let $f:M\to M$ be a $C^{1+\epsilon}$-map on a smooth Riemannian manifold $M$ and let $\Lambda\subset M$ be a compact $f$-invariant locally maximal set.
Gelfert, Katrin, Wolf, Christian
core   +3 more sources

Entropy rigidity for cusped Hitchin representations

open access: yesJournal of Topology, Volume 19, Issue 1, March 2026.
Abstract We establish an entropy rigidity theorem for Hitchin representations of geometrically finite Fuchsian groups which generalizes a theorem of Potrie and Sambarino for Hitchin representations of closed surface groups. In the process, we introduce the class of (1,1,2)‐hypertransverse groups and show for such a group that the Hausdorff dimension of
Richard Canary   +2 more
wiley   +1 more source

Weak mixing suspension flows over shifts of finite type are universal [PDF]

open access: yes, 2012
Let S be an ergodic measure-preserving automorphism on a non-atomic probability space, and let T be the time-one map of a topologically weak mixing suspension flow over an irreducible subshift of finite type under a Holder ceiling function.
Quas, Anthony, Soo, Terry
core   +1 more source

Generic points in systems of specification and Banach valued Birkhoff ergodic average

open access: yes, 2008
We prove that systems satisfying the specification property are saturated in the sense that the topological entropy of the set of generic points of any invariant measure is equal to the measure-theoretic entropy of the measure.
Fan, Ai-Hua   +2 more
core   +1 more source

Pore‐Scale Rock‐Typing and Upscaling of Relative Permeability on a Laminated Sandstone Through Minkowski Measures

open access: yesWater Resources Research, Volume 62, Issue 1, January 2026.
Abstract Understanding two‐phase flow in laminated sandstones is important for fluid migration control and operational strategy determination in underground energy and hydrology engineering projects. Digital core analysis provides unparalleled understanding of two‐phase flow in complex porous media, but the integration into field analytical workflow is
Han Jiang   +4 more
wiley   +1 more source

The relative variational principle by Ledrappier and Walters: A survey

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 1, January 2026.
Abstract Ledrappier and Walters's article “A Relativised Variational Principle for Continuous Transformations”, J. Lond. Math. Soc. (2) 16 (1977), no. 3, 568–576) is a landmark in the development of thermodynamic formalism. This survey, aimed at newcomers to the field and experts in adjacent fields discusses the background, the Ledrappier–Walters ...
Anthony Quas
wiley   +1 more source

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