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Related papers: A note on the peeling theorem in higher dimensions

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We construct a new Weil cohomology for smooth projective varieties over a field, universal among Weil cohomologies with values in rigid additive tensor categories. A similar universal problem for Weil cohomologies with values in rigid…

Algebraic Geometry · Mathematics 2025-02-04 L. Barbieri-Viale , B. Kahn

The technology of superconductor-semiconductor nanowire devices has matured in the last years in the quest for topological quantum computing. This makes it feasible to make more complex and sophisticated devices. We investigate…

Mesoscale and Nanoscale Physics · Physics 2020-10-23 E. V. Repin , Y. V. Nazarov

We study the properties of a future singularity encountered by a perfect fluid observer in tilting spatially homogeneous Bianchi cosmologies. We derive the boost formulae for the Weyl tensor to establish that, for two observers that are…

General Relativity and Quantum Cosmology · Physics 2009-11-11 W. C. Lim , A. A. Coley , S. Hervik

The `Weyl symmetric functions' studied here naturally generalize classical symmetric (polynomial) functions, and `Weyl bialternants,' sometimes also called Weyl characters, analogize the Schur functions. For this generalization, the…

Combinatorics · Mathematics 2021-09-08 Robert G. Donnelly

Einstein-Weyl geometry is a triple (D,g,w), where D is a symmetric connection, [g] is a conformal structure and w is a covector such that: (i) connection D preserves the conformal class [g], that is, Dg=wg; (ii) trace-free part of the…

Exactly Solvable and Integrable Systems · Physics 2022-06-29 Sobhi Berjawi , Eugene Ferapontov , Boris Kruglikov , Vladimir Novikov

Experience shows that the poset of levels (or dimensions) of the topos of presheaves on some elegant Reedy categories may be equipped with a monotone increasing `successor' function which, as the case of simplicial sets shows, is different…

Category Theory · Mathematics 2023-08-10 Matí as Menni

We survey a number of Weyl type laws that have recently been established in low-dimensional symplectic geometry. These have had a number of applications, which we also introduce. We sketch a number of proofs so that the reader can get a…

Symplectic Geometry · Mathematics 2025-12-08 Dan Cristofaro-Gardiner

We propose a theoretical scheme to realize two-dimensional higher-order Weyl semimetals using a trilayer topological insulator film coupled with a d-wave altermagnet. Our results show that the trilayer topological insulator exhibits…

Mesoscale and Nanoscale Physics · Physics 2026-04-21 Lizhou Liu , Qing-Feng Sun , Ying-Tao Zhang

We analyze a variety of Weyl invariant dynamical problems in three dimensions.

General Relativity and Quantum Cosmology · Physics 2009-11-11 R. Jackiw

Theories have revealed the universality of the band tilting effect in topological Weyl semimetals (WSMs) and its implications for the material's physical properties. However, the experimental identification of tilted Weyl bands remains much…

Motivated by the rich geometry of conformal Riemannian manifolds and by the recent development of geometries modeled on homogeneous spaces $G/P$ with $G$ semisimple and $P$ parabolic, Weyl structures and preferred connections are introduced…

Differential Geometry · Mathematics 2007-05-23 Andreas Cap , Jan Slovak

The purpose of this paper is twofold. One is to investigate the properties of the zeros of cross-products of Bessel functions or derivatives of ultraspherical Bessel functions, as well as the properties of the zeros of the derivative of the…

Classical Analysis and ODEs · Mathematics 2024-12-19 Jingwei Guo , Tao Jiang , Zuoqin Wang , Xuerui Yang

In this paper, we give a new approach for the study of Weyl-type theorems. Precisely we introduce the concepts of spectral valued and spectral partitioning functions. Using two natural order relations on the set of spectral valued…

Spectral Theory · Mathematics 2013-04-12 Mohammed Berkani

The functionality of adhesives relies on their response under the application of a load. Yet, it has remained a challenge to quantitatively relate the macroscopic dynamics of peeling to the dissipative processes inside the adhesive layer.…

Soft Condensed Matter · Physics 2019-09-04 Hugo Perrin , Antonin Eddi , Stefan Karpitschka , Jacco H. Snoeijer , Bruno Andreotti

We develop a dimension-independent theory of alignment in Lorentzian geometry, and apply it to the tensor classification problem for the Weyl and Ricci tensors. First, we show that the alignment condition is equivalent to the PND equation.…

General Relativity and Quantum Cosmology · Physics 2008-11-26 R. Milson , A. Coley , V. Pravda , A. Pravdova

We give a geometric proof of a theorem of Weyl on the continuous part of the spectrum of Sturm-Liouville operators on the half-line with asymptotically constant coefficients. Earlier proofs due to Weyl and Kodaira depend on special features…

Operator Algebras · Mathematics 2019-08-30 Nigel Higson , Qijun Tan

Conditions for the existence of shear-free and expansion-free non-null vector fields in spaces with affine connections and metrics are found. On their basis Weyl's spaces with shear-free and expansion-free conformal Killing vectors are…

General Relativity and Quantum Cosmology · Physics 2007-05-23 S. Manoff , B. Dimitrov

We show that on a surface locally every affine torsion-free connection is projectively equivalent to a Weyl connection. First, this is done using exterior differential system theory. Second, this is done by showing that the solutions of the…

Differential Geometry · Mathematics 2013-12-20 Thomas Mettler

Several pieces of evidence have been recently brought up in favour of the c-theorem in four and higher dimensions, but a solid proof is still lacking. We present two basic results which could be useful for this search: i) the values of the…

High Energy Physics - Theory · Physics 2007-05-23 A. Cappelli , G. D'Appollonio , R. Guida , N. Magnoli

We introduce systematically with the help of Weyl operators novel classes of multipartite and multidimensional states which are all bound entangled for arbitrary dimension. We find that the entanglement is bound due to different reasons:…

Quantum Physics · Physics 2009-06-02 B. C. Hiesmayr , M. Huber