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We study the long-time behavior and the regularity of pathwise entropy solutions to stochastic scalar conservation laws with random in time spatially homogeneous fluxes and periodic initial data. We prove that the solutions converge to…

偏微分方程分析 · 数学 2016-03-30 Benjamin Gess , Panagiotis E. Souganidis

Pseudo-Riemannian metrics with Levi-Civita connection in the projective class of a given torsion free affine connection can be obtained from (and are equivalent to) the maximal rank solutions of a certain overdetermined projectively…

微分几何 · 数学 2018-03-05 Keegan J. Flood , A. Rod Gover

Consider the problem of estimating a weighted average of the means of $n$ strata, based on a random sample with realized $K_i$ observations from stratum $i, \; i=1,...,n$. This task is non-trivial in cases where for a significant portion of…

统计理论 · 数学 2019-11-21 Eitan Greenshtein , Ya'acov Ritov

In this paper we explore the connection between quantitative rectifiability of measures and the $L^2$ boundedness of the codimension one Riesz transform. Among other things, we prove the following. Let $\mu$ be a Radon measure in $\mathbb…

经典分析与常微分方程 · 数学 2026-02-10 Xavier Tolsa

We introduce the notion of multiscale covariance tensor fields (CTF) associated with Euclidean random variables as a gateway to the shape of their distributions. Multiscale CTFs quantify variation of the data about every point in the data…

机器学习 · 统计学 2017-03-01 Diego Hernán Díaz Martínez , Facundo Mémoli , Washington Mio

Classicality associated with joint measurability of operators manifests through a valid classical joint probability distribution on measurement outcomes. For qudits in dimension $n$, where $n$ is prime or power of prime, we present a method…

量子物理 · 物理学 2020-04-14 H S Smitha Rao , Swarnamala Sirsi , Karthik Bharath

We describe and analyze some Monte Carlo methods for manifolds in Euclidean space defined by equality and inequality constraints. First, we give an MCMC sampler for probability distributions defined by un-normalized densities on such…

数值分析 · 数学 2017-09-21 Emilio Zappa , Miranda Holmes-Cerfon , Jonathan Goodman

We define a one-parameter family of entropies, each assigning a real number to any probability measure on a compact metric space (or, more generally, a compact Hausdorff space with a notion of similarity between points). These entropies…

度量几何 · 数学 2020-12-17 Tom Leinster , Emily Roff

In this article we consider the multi-layer shallow water system for the propagation of gravity waves in density-stratified flows, with additional terms introduced by the oceanographers Gent and McWilliams in order to take into account…

偏微分方程分析 · 数学 2023-07-24 Mahieddine Adim

We present a new general framework for metrization of Gromov-Hausdorff-type topologies on non-compact metric spaces. We also give easy-to-check conditions for separability and completeness and hence the measure theoretic requirements are…

度量几何 · 数学 2025-09-08 Ryoichiro Noda

Density stratification in geophysical environments can be non-uniform, particularly in thermohaline staircases and atmospheric layer transitions. Non-uniform stratification, however, is often approximated by the average ambient density…

流体动力学 · 物理学 2020-11-10 G. D. Portwood , S. M. de Bruyn Kops

We establish a transversality theorem for multiple-point crossings under generic linear perturbations with explicit Hausdorff measure estimates for the exceptional parameter set, and hence explicit upper bounds on its Hausdorff dimension.…

几何拓扑 · 数学 2026-05-14 Shunsuke Ichiki

The generalized entropic measure, which is optimized by a given arbitrary distribution under the constraints on normalization of the distribution and the finite ordinary expectation value of a physical random quantity, is considered and its…

统计力学 · 物理学 2009-11-10 Sumiyoshi Abe , G. Kaniadakis , A. M. Scarfone

Quantum coherence characterizes the non-classical feature of a single party system with respect to a local basis. Based on a recently introduced resource framework, coherence can be regarded as a resource and be systematically manipulated…

量子物理 · 物理学 2018-09-26 Yunchao Liu , Qi Zhao , Xiao Yuan

Standard projective measurements represent a subset of all possible measurements in quantum physics, defined by positive-operator-valued measures. We study what quantum measurements are projective simulable, that is, can be simulated by…

量子物理 · 物理学 2017-11-15 Michał Oszmaniec , Leonardo Guerini , Peter Wittek , Antonio Acín

We explore the phenomenological implications of generalizing measures to a multidimensional multiverse. We consider a simple model in which the vacua are nucleated from a $D$-dimensional parent spacetime through dynamical compactification…

高能物理 - 理论 · 物理学 2015-04-29 Hyeyoun Chung

For continuous maps on a compact manifold M, particularly for those that do not preserve the Lebesgue measure m, we define the observable invariant probability measures as a generalization of the physical measures. We prove that any…

动力系统 · 数学 2012-03-01 E. Catsigeras , H. Enrich

We endow the set of all invariant measures of a topological dynamical system with a metric $\bar{\rho}$, which induces a topology stronger than the the weak$^*$-topology. Then, we study the closedness of ergodic measures within a…

动力系统 · 数学 2025-10-31 Sejal Babel , Martha Łącka

Product measures of dimension $n$ are known to be concentrated in Hamming distance: for any set $S$ in the product space of probability $\epsilon$, a random point in the space, with probability $1-\delta$, has a neighbor in $S$ that is…

数据结构与算法 · 计算机科学 2019-07-12 Omid Etesami , Saeed Mahloujifar , Mohammad Mahmoody

Let $\mu$ be a positive measure on the real line with locally finite support $\Lambda$ and integer masses such that its Fourier transform in the sense of distributions is a purely point measure. An explicit form is found for an entire…

泛函分析 · 数学 2023-08-16 Sergii Favorov