English
Related papers

Related papers: New deformations on spherical curves and \"Ostlund…

200 papers

The quantum entanglement measures for $T{\overline{T}}$ deformed field theory on boundary, deformation coefficient $\mu$, with dual bulk geometry with finite radial cutoff $\rho_c$, for entangling region is single or disjoint intervals on…

High Energy Physics - Theory · Physics 2020-12-04 Chandrima Paul

This is the continuation of our paper [10]. In this paper which is self contained, we would like to give a different obstruction formula to the FIRST order deformation of the pair of a smooth curve and a smooth hypersurface. This…

Algebraic Geometry · Mathematics 2011-12-30 Bin Wang

Blowing up a rational surface singularity in a reflexive module gives a (any) partial resolution dominated by the minimal resolution. The main theorem shows how deformations of the pair (singularity, module) relates to deformations of the…

Algebraic Geometry · Mathematics 2019-01-21 Trond Stølen Gustavsen , Runar Ile

The paper is devoted to peculiarities of the deformation quantization in the algebro-geometric context. A direct application of the formality theorem to an algebraic Poisson manifold gives a canonical sheaf of categories deforming coherent…

Algebraic Geometry · Mathematics 2008-11-26 M. Kontsevich

Every indefinite binary form occurs as the Picard lattice of some K3-surface. The group of its isometries, or automorphs, coincides with the automorphism group of the K3-surface, but only up to finite groups. The classical theory of…

Algebraic Geometry · Mathematics 2008-04-07 Federica Galluzzi , Giuseppe Lombardo , Chris Peters

We prove new existence criteria relevant for the non-linear elliptic PDE of the form $\Delta_{S^2} u=C-he^{u}$, considered on a two dimensional sphere $S^2$, in the parameter regime $2\leq C<4$. We apply this result, as well as several…

Analysis of PDEs · Mathematics 2022-03-25 Łukasz Rudnicki

Within Bogoliubov-de Gennes theory, a semiclassical approximation is used to study quantum oscillations and to determine the Fermi surface area associated with these oscillations in a model of a $\pi$-striped superconductor, where the…

Superconductivity · Physics 2015-03-20 M. Zelli , Catherine Kallin , A. John Berlinsky

We consider a deformation of a family of hyperelliptic refined spectral curves and investigate how deformation effects appear in the hyperelliptic refined topological recursion as well as the $\mathscr{Q}$-top recursion. We then show a…

Mathematical Physics · Physics 2024-04-16 Kento Osuga

Two sesquilinear forms $\Phi:\mathbb C^m\times\mathbb C^m\to \mathbb C$ and $\Psi:\mathbb C^n\times\mathbb C^n\to \mathbb C$ are called topologically equivalent if there exists a homeomorphism $\varphi :\mathbb C^m\to \mathbb C^n$ (i.e., a…

Representation Theory · Mathematics 2016-04-28 Carlos M. da Fonseca , Tetiana Rybalkina , Vladimir V. Sergeichuk

In this paper, the isoperimetric problem in Randers planes, $(\mathbb{R}^2,F=\alpha +\beta)$, which are slight deformation of the Euclidean plane $(\mathbb{R}^2,\alpha)$ by suitable one forms $\beta$, have been studied. We prove that the…

Differential Geometry · Mathematics 2022-04-05 Arti Sahu , Ranadip Gangopadhyay , Hemangi Madhusudan Shah , Bankteshwar Tiwari

Let $\mathcal{P}_{\kappa_1}^{\kappa_2}(\boldsymbol{P}, \boldsymbol{Q})$ denote the set of $C^1$ regular curves in the $2$-sphere $\mathbb{S}^2$ that start and end at given points with the corresponding Frenet frames $\boldsymbol{P}$ and…

Differential Geometry · Mathematics 2020-03-31 Cong Zhou

This paper suveys some recent algebraic developments in two parameter Quantum deformations and their Nonstandard (or Jordanian) counterparts. In particular, we discuss the contraction procedure and the quantum group homomorphisms associated…

Quantum Algebra · Mathematics 2007-05-23 Deepak Parashar , Roger J. McDermott

Structures of $p$- and $sd$-shell nuclei are studied with the deformed-basis antisymmetrized molecular dynamics method using the Gogny D1S and Skyrme SLy7 forces as effective interactions. By the energy variation with a constraint, energy…

Nuclear Theory · Physics 2009-06-25 Yasutaka Taniguchi , Yoshiko Kanada-En'yo , Masaaki Kimura

We study cones and cylinders with a 1-parametric isometric deformation carrying at least two planar curves, which remain planar during this continuous flexion and are located in non-parallel planes. We investigate this geometric/kinematic…

Computational Geometry · Computer Science 2023-03-15 Georg Nawratil

In this paper, we give the defination of harmonic curvature function some special curves such as helix, slant curves, Mannheim curves and Bertrand curves. Then, we recall the characterizations of helices [8], slant curves (see [19]) and…

Differential Geometry · Mathematics 2016-08-14 O. Zeki Okuyucu , İsmail Gök , Yusuf Yaylı , Nejat Ekmekci

The influence of the topology and curvature of objects on photonic properties represents an intriguing fundamental problem from cosmology to nanostructure physics. The classical topological transition from a ring to a M\"obius strip is…

Classical Physics · Physics 2023-12-11 Mikhail Bochkarev , Nikolay Solodovchenko , Kirill Samusev , Mikhail Limonov

Following a recent work in which it is shown that a spacetime admitting Lie-group actions may be disjointly decomposed into a a closed subset with no interior plus a dense finite union of open sets in each of which the character and…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Jose M M Senovilla , Raul Vera

The study of curvature properties of homogeneous Finsler spaces with $(\alpha, \beta)$-metrics is one of the central problems in Riemann-Finsler geometry. In this paper, we consider homogeneous Finsler spaces with square metric and Randers…

Differential Geometry · Mathematics 2021-03-04 Sarita Rani , Gauree Shanker

This paper studies the quantization of the deformation of Hessian structures on a two-dimensional vector space, in the framework of Koszul-Vinberg algebras. We analyze how Hessian structures can be deformed to obtain quantum structures…

Differential Geometry · Mathematics 2025-09-30 Herguey Mopeng , Prosper Rosaire Mama Assandje , Joseph Dongho , Armand Tsimi

Formulae are given for $dP_t \phi$, $d^*P_t\phi$ and $\Delta P_t\phi$ for $P_t$ the heat semigroup acting on a q-form $\phi$. The formulae are Brownian motion expectations of $\phi$ composed with random translations determined by…

Probability · Mathematics 2019-12-04 K. D. Elworthy , Xue-Mei Li
‹ Prev 1 8 9 10 Next ›