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Along with the construction of non-Lorentz-invariant effective field theories, recent studies which are based on geometric models of Finsler space-time become more and more popular. In this respect, the Finslerian approach to the problem of…

General Relativity and Quantum Cosmology · Physics 2015-06-03 V. Balan , G. Yu. Bogoslovsky , S. S. Kokarev , D. G. Pavlov , S. V. Siparov , N. Voicu

Computational studies of basic models of strongly-correlated electron systems can provide guidance in the search for new materials as well as insight into the physical mechanisms responsible for their properties. Here, we illustrate this by…

Strongly Correlated Electrons · Physics 2009-11-07 D. J. Scalapino

The beacon model is a recent paradigm for guiding the trajectory of messages or small robotic agents in complex environments. A beacon is a fixed point with an attraction pull that can move points within a given polygon. Points move…

Computational Geometry · Computer Science 2018-03-19 Irina Kostitsyna , Bahram Kouhestani , Stefan Langerman , David Rappaport

As a candidate for the dark energy, the hessence model has been recently introduced. We discuss the critical points of this model in almost general case, that is for arbitrary hessence potential and almost arbitrary hessence-background…

High Energy Physics - Theory · Physics 2008-11-26 M. Alimohammadi , H. Mohseni Sadjadi

We consider infinitely renormalizable Lorenz maps with real critical exponent $\alpha>1$ and combinatorial type which is monotone and satisfies a long return condition. For these combinatorial types we prove the existence of periodic points…

Dynamical Systems · Mathematics 2015-06-05 Marco Martens , Björn Winckler

We survey the theory of attractors of nonlinear Hamiltonian partial differential equations since its appearance in 1990. These are results on global attraction to stationary states, to solitons and to stationary orbits, on adiabatic…

Mathematical Physics · Physics 2020-06-24 Alexander Komech , Elena Kopylova

Certain generalization of Euler numbers was defined in 1935 by Lehmer using cubic roots of unity, as a natural generalization of Bernoulli and Euler numbers. In this paper, Lehmer's generalized Euler numbers are studied to give certain…

Number Theory · Mathematics 2025-01-03 Takao Komatsu , Guo-Dong Liu

A simple model is constructed which allows to compute modified dispersion relations with effects from loop quantum gravity. Different quantization choices can be realized and their effects on the order of corrections studied explicitly. A…

General Relativity and Quantum Cosmology · Physics 2016-08-31 Martin Bojowald , Hugo A. Morales-Tecotl , Hanno Sahlmann

Based on both qualitative method and numerical tests for a series of particular cases in the parameter region, a=1, 0<b <1, it is shown that the three-dimensional system (2) may have a series of interesting phenomena on the non-trivial…

Dynamical Systems · Mathematics 2013-12-30 Keying Guan

Somehow, the revised version of our paper \cite{KY} does not appear on journals' home page. Here we present the revised version altered to reflect the corrections and/or additions to that paper. In this note, we consider self-affine…

Dynamical Systems · Mathematics 2016-01-15 Ibrahim Kirat , Ayhan Yurdaer

It was shown by the author (gr-qc/0207006) that screening the background of super-strong interacting gravitons creates Newtonian attraction if single gravitons are pairing and graviton pairs are destructed by collisions with a body. In such…

Astrophysics · Physics 2017-08-23 Michael A. Ivanov

Linear logic was conceived in 1987 by Girard and, in contrast to classical logic, restricts the usage of the structural inference rules of weakening and contraction. With this, atoms of the logic are no longer interpreted as truth, but as…

Logic in Computer Science · Computer Science 2021-10-04 Florian Chudigiewitsch

We generalize the Lozi-like family introduced in Misiurewicz and \v{S}timac work from 2017. The generalized Lozi-like family encompasses in particular certain Lozi-like maps, orientation preserving or reversing Lozi maps or large parameter…

Dynamical Systems · Mathematics 2023-08-16 Przemysław Kucharski

Recent advances enable the simultaneous computation of both attracting and repelling families of Lagrangian Coherent Structures (LCS) at the same initial or final time of interest. Obtaining LCS positions at intermediate times, however, has…

Dynamical Systems · Mathematics 2019-01-29 Daniel Karrasch , Mohammad Farazmand , George Haller

We consider the existence of robust strange nonchaotic attractors (SNA's) in a simple class of quasiperiodically forced systems. Rigorous results are presented demonstrating that the resulting attractors are strange in the sense that their…

Chaotic Dynamics · Physics 2009-11-07 Jong-Won Kim , Sang-Yoon Kim , Brian Hunt , Edward Ott

In his 1996 paper, Talagrand highlighted that the Law of Large Numbers (LLN) for independent random variables can be viewed as a geometric property of multidimensional product spaces. This phenomenon is known as the concentration of…

Probability · Mathematics 2025-01-24 Haim Bar , Vladimir Pozdnyakov

Mathematical objects are generally abstract and not very approachable. Illustrations and interactive visualizations help both students and professionals to comprehend mathematical material and to work with it. This approach lends itself…

History and Overview · Mathematics 2022-05-16 Martin Skrodzki

The relativistic Lagrangian in presence of potentials was formulated directly from the metric, with the classical Lagrangian shown embedded within it. Using it we formulated covariant equations of motion, a deformed Euler-Lagrange equation,…

Mathematical Physics · Physics 2018-04-04 Sumanto Chanda , Partha Guha

This paper was first written in 1990, but was never published. In it, the author presents a novel approach to the study of constant curvature spacetimes in 2+1 dimensions. A parameterization of flat 2+1-dimensional domains of dependence is…

Differential Geometry · Mathematics 2007-06-13 Geoffrey Mess

This paper introduces techniques for computing a variety of numerical invariants associated to a Legendrian knot in a contact manifold presented by an open book with a Morse structure. Such a Legendrian knot admits a front projection to the…

Geometric Topology · Mathematics 2026-02-10 Sebastian Durst , Marc Kegel , Joan E. Licata