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When modeling the distribution of a set of data by a mixture of Gaussians, there are two possibilities: i) the classical one is using a set of parameters which are the proportions, the means and the variances; ii) the second is to consider…

Data Analysis, Statistics and Probability · Physics 2009-11-13 Ali Mohammad-Djafari

In this article we consider a system of eikonal equations with a Dirichlet boundary condition. We propose a variational method to select the class of solutions which minimize the discontinuity set of the gradient.

Analysis of PDEs · Mathematics 2012-06-18 Gisella Croce , Giovanni Pisante

This paper introduces a new approach to the study of rates of convergence for posterior distributions. It is a natural extension of a recent approach to the study of Bayesian consistency. In particular, we improve on current rates of…

Statistics Theory · Mathematics 2007-08-22 Stephen G. Walker , Antonio Lijoi , Igor Prünster

We develop the theory of Mackey profunctors, a version of Mackey functors for profinite groups.

K-Theory and Homology · Mathematics 2022-09-20 D. Kaledin

We present a Bayesian model for estimating the joint distribution of multivariate categorical data when units are nested within groups. Such data arise frequently in social science settings, for example, people living in households. The…

Methodology · Statistics 2016-10-31 Jingchen Hu , Jerome P. Reiter , Quanli Wang

It will be shown a different way to find infinite series for Pi involving complex conjugates.

General Mathematics · Mathematics 2020-09-30 Thiago Netto

We define a family {$\gamma(P)$} of generalized Euler constants indexed by finite sets of primes $P$ and study their distribution. These arise from partial sums of reciprocals of integers not divisible by any prime in $P$. An apparent…

Number Theory · Mathematics 2019-05-01 Harold G. Diamond , Kevin Ford

A survey paper on some recent results on additive problems with prime powers.

Number Theory · Mathematics 2017-05-12 Alessandro Languasco

The class of generalized shearlet dilation groups has recently been developed to allow the unified treatment of various shearlet groups and associated shearlet transforms that had previously been studied on a case-by-case basis. We consider…

Functional Analysis · Mathematics 2019-04-04 Giovanni S. Alberti , Stephan Dahlke , Filippo De Mari , Ernesto De Vito , Hartmut Führ

The paper is mostly a survey on recent results in Diophantine approximation, with emphasis on properties of exponents measuring various notions of Diophantine <approximation.

Number Theory · Mathematics 2007-05-23 Yann Bugeaud , Michel Laurent

In this article, we study the distribution of values of Dirichlet $L$-functions, the distribution of values of the random models for Dirichlet $L$-functions, and the discrepancy between these two kinds of distributions. For each question,…

Number Theory · Mathematics 2022-09-23 Zikang Dong , Weijia Wang , Hao Zhang

We formulate an exponential Diophantine equation, which is is some sense one order higher that Fermat's Last Theorem. We also give three examples of solutions to this exponential Diophantine equation and formulate a conjecture.

Number Theory · Mathematics 2016-11-24 Ivan Horozov

These are notes for a graduate-level introductory course on singularity categories.

Representation Theory · Mathematics 2026-04-24 Matt Booth

Dirichlet process mixture models (DPMM) play a central role in Bayesian nonparametrics, with applications throughout statistics and machine learning. DPMMs are generally used in clustering problems where the number of clusters is not known…

Machine Learning · Statistics 2020-10-20 Chiao-Yu Yang , Eric Xia , Nhat Ho , Michael I. Jordan

This is a survey of way that the sizes of conjugacy classes influence the structure of finite groups

Group Theory · Mathematics 2010-03-26 Alan Camina , Rachel Camina

The aim of this work is to illustrate a conditional result involving the exponential sums over primes in short intervals under the assumption that both the Generalized Riemann Hypothesis and the Density Hypothesis for Dirichlet…

Number Theory · Mathematics 2023-12-11 Chiara Bellotti , Giuseppe Puglisi

A new class of probability distributions closely connected to generalized hyperbolic distributions is introduced. It is more adapted to study the distributions of sums of random number of random variables. The properties of these…

Probability · Mathematics 2015-02-10 Lev B. Klebanov , Svetlozar T. Rachev

We provide a far reaching derived equivalence classification of the cluster-tilted algebras of Dynkin type D and suggest standard forms for the derived equivalence classes. We believe that the classification is complete, but some subtle…

Representation Theory · Mathematics 2015-03-17 Janine Bastian , Thorsten Holm , Sefi Ladkani

We describe a procedure to introduce general dependence structures on a set of Dirichlet processes. Dependence can be in one direction to define a time series or in two directions to define spatial dependencies. More directions can also be…

Methodology · Statistics 2021-10-18 Luis E. Nieto-Barajas

These notes briefly consider convolutions of tempered distributions with functions in the Schwartz class.

Classical Analysis and ODEs · Mathematics 2007-05-23 Stephen Semmes