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Essentials of sheaves are briefly presented, followed by related comments on presheaves, bundles, manifolds and singularities, aiming to point to their differences not only in their different formal mathematical structures, but also in the…

General Mathematics · Mathematics 2009-07-07 Elemer E Rosinger

We discuss various recent advances on weak forms of the Twin Prime Conjecture.

Number Theory · Mathematics 2019-11-01 James Maynard

I briefly summarize my personal opinions on the current status of HEP theory and comment on the so-called "non-empiric confirmation."

History and Philosophy of Physics · Physics 2020-03-18 M. Shifman

Alternative approaches to Lebesgue integration are considered.

Functional Analysis · Mathematics 2007-05-23 Gyula Lakos

A survey is made of semileptonic and nonleptonic kaon decays in the framework of chiral perturbation theory. The emphasis is on what has been done rather than how it was done. The theoretical predictions are compared with available…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gerhard Ecker

The paper contains enumerative combinatorics for positive braids, square free braids, and simple braids, emphasizing connections with classical Fibonacci sequence. The simple subgraph of the Cayley graph of the braid group is analyzed in…

Combinatorics · Mathematics 2010-05-10 Rehana Ashraf , Barbu Berceanu , Ayesha Riasat

Recent progress in the studies of pulsating variable stars is summarized from an observational point of view. A number of unexpected phenomena have been revealed in the case of pulsators in the classical instability strip. These discoveries…

Solar and Stellar Astrophysics · Physics 2019-06-11 L. Szabados

The article provides a brief survey of the mathematics of some of the newly being developed so called "hybrid" (also called "multi-physics" or "multi-wave") imaging techniques.

Mathematical Physics · Physics 2013-02-25 Peter Kuchment

We give an update on our long-term program of Galactic Cepheids started in 2012, whose goal is to measure the visual orbits of Cepheid companions. Using the VLTI/PIONIER and CHARA/MIRC instruments, we have now detected several com- panions,…

Solar and Stellar Astrophysics · Physics 2017-09-13 A. Gallenne , A. Merand , P. Kervella , N. R. Evans , C. Profitt , G. Pietrzynski , W. Gieren

In this paper, we will continue the investigation of Waring's problem, and give further improvements.

Combinatorics · Mathematics 2025-01-15 An-Ping Li

The present status of Galactic Globular Clusters Database is briefly reviewed. The features implemented at the time writing are described, as well as plans for future improvements.

Astrophysics · Physics 2007-11-20 M. Castellani

We give some easy necessary and sufficient criteria for twists of abelian varieties by Artin representations to be simple.

Number Theory · Mathematics 2016-07-21 Alex Bartel

During the five days of this conference a very dense scientific program has enlighted our research fields, with the presentation of large number of interesting lectures. I will try to summarize the theoretical aspects of some of these new…

High Energy Physics - Phenomenology · Physics 2009-10-20 Jacques Soffer

A recent discovery by the COBE satellite is presented, and its importance discussed in the context of the physics of the early Universe. The various implications for our understanding of the structure of the Universe are outlined.

High Energy Physics - Phenomenology · Physics 2010-12-09 Leszek Roszkowski

Infinite sequences are considered in the framework of classical logic from a new point of view.

General Mathematics · Mathematics 2008-04-30 V. V. Ivanov

An elementary approach to the construction of Coxeter group representations is presented.

Representation Theory · Mathematics 2007-05-23 Ron M. Adin , Francesco Brenti , Yuval Roichman

New results on hadron physics from the Belle experiment are presented

High Energy Physics - Experiment · Physics 2019-08-14 P. Krokovny

We will review some of the theoretical progresses that have been in the study of complex systems in physics and of their applications to biology.

Condensed Matter · Physics 2008-02-03 Giorgio Parisi

We describe some planar operads build from the higher Bruhat orders.

Combinatorics · Mathematics 2025-06-09 Gleb Koshevoy , Vadim Schechtman

The structure of a previously developed representation of the Leech lattice, $\Lambda_{24}$, is exposed to further light with this unified and very simple construction.

High Energy Physics - Theory · Physics 2007-05-23 Geoffrey Dixon