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Let $M$ be an odd-dimensional Euclidean space endowed with a contact 1-form $\alpha$. We investigate the space of symmetric contravariant tensor fields on $M$ as a module over the Lie algebra of contact vector fields, i.e. over the Lie…

Differential Geometry · Mathematics 2015-06-26 Yael Fregier , Pierre Mathonet , Norbert Poncin

The Half-Transform Ansatz (HTA) is a proposed method to solve hyper-geometric equations in Quantum Phase Space by transforming a differential operator to an algebraic variable and including a specific exponential factor in the wave…

Quantum Physics · Physics 2023-04-12 Gabriel Nowaskie

Classical vector analysis is the predominant formalism used by engineers of computational electromagnetism, despite the fact that manifold as a theoretical concept has existed for a century. This paper discusses the benefits of manifolds…

Mathematical Physics · Physics 2007-10-10 Pasi Raumonen , Saku Suuriniemi , Timo Tarhasaari , Lauri Kettunen

We provide an explicit formula for the Levi-Civita connection and Riemannian Hessian for a Riemannian manifold that is a quotient of a manifold embedded in an inner product space with a non-constant metric function. Together with a…

Optimization and Control · Mathematics 2023-07-11 Du Nguyen

On-shell amplitudes are invariant under field redefinitions. Nonderivative field redefinitions have a natural interpretation as coordinate transformations on the target manifold. General field redefinitions, which may involve derivatives,…

High Energy Physics - Theory · Physics 2025-09-26 Timothy Cohen , Xu-Xiang Li , Zhengkang Zhang

The formulation of Geometric Quantization contains several axioms and assumptions. We show that for real polarizations we can generalize the standard geometric quantization procedure by introducing an arbitrary connection on the…

Mathematical Physics · Physics 2017-03-01 Carlos Tejero Prieto , Raffaele Vitolo

This paper aims at setting out the basics of $\mathbb{Z}$-graded manifolds theory. We introduce $\mathbb{Z}$-graded manifolds from local models and give some of their properties. The requirement to work with a completed graded symmetric…

Differential Geometry · Mathematics 2018-03-29 Maxime Fairon

We introduce in this paper a manifold optimization framework that utilizes semi-Riemannian structures on the underlying smooth manifolds. Unlike in Riemannian geometry, where each tangent space is equipped with a positive definite inner…

Optimization and Control · Mathematics 2018-12-20 Tingran Gao , Lek-Heng Lim , Ke Ye

The vector transform operators are investigated; these operators are used at the solution of boundary value problems in piecewise homogeneous spherically symmetric areas. In particular, examples of transformation operators for vector…

Analysis of PDEs · Mathematics 2018-05-16 Oleg Yaremko , Lidia Simutina

Random tensors are the natural generalization of random matrices to higher order objects. They provide generating functions for random geometries and, assuming some familiarity with random matrix theory and quantum field theory, we discuss…

High Energy Physics - Theory · Physics 2024-02-06 Razvan Gurau , Vincent Rivasseau

This paper reframes Riemannian geometry as a generalized Lie algebra allowing the equations of both RG and then General Relativity to be expressed as commutation relations among fundamental operators. We begin with an Abelian Lie algebra of…

General Relativity and Quantum Cosmology · Physics 2022-09-21 Joseph E. Johnson

This paper (the seventh paper in a series of eight) continues the development of our theory of multivector and extensor calculus on smooth manifolds. Here we deal first with the concepts of ordinary Hodge coderivatives, duality identities,…

Differential Geometry · Mathematics 2007-05-23 V. V. Fernadez , A. M. Moya , W. A. Rodrigues

We discuss the extent to which it is necessary to include higher-derivative operators in the effective field theory of general scalar-tensor theories. We explore the circumstances under which it is correct to restrict to second-order…

High Energy Physics - Theory · Physics 2018-02-28 Adam R. Solomon , Mark Trodden

Motivated by the supersymmetric version of Dirac's theory, chiral models in field theory, and the quest of a geometric fundament for the Standard Model, we describe an approach to the differential geometry of vector bundles on…

Mathematical Physics · Physics 2007-05-23 G. Roepstorff , Ch. Vehns

In an earlier paper we discussed soldered forms, multivector fields and Riemannian metrics. In particular, we showed that a Riemannian submanifold is totally geodesic iff the metric is soldered to the submanifold. In the present note we…

Differential Geometry · Mathematics 2010-07-01 Izu Vaisman

We establish elements of a new approch to ellipticity and parametrices within operator algebras on a manifold with higher singularities, only based on some general axiomatic requirements on parameter-dependent operators in suitable scales…

Analysis of PDEs · Mathematics 2008-02-11 Jamil Abed , Bert-Wolfgang Schulze

This paper presents a new way of describing cross fields based on fourth order tensors. We prove that the new formulation is forming a linear space in $\mathbb{R}^9$. The algebraic structure of the tensors and their projections on…

Computational Geometry · Computer Science 2020-03-12 Alexandre Chemin , François Henrotte , Jean-François Remacle , Jean Van Schaftingen

In this paper we have build the modified Hamiltonian formalism for geometric objects like the Jacobi fields and metric tensors. In this approach Jacobi fields and metric tensors are mapped among manifold. As an application, we have mapped a…

Mathematical Physics · Physics 2008-02-19 A. C. V. V. de Siqueira

This article is a survey of recent work of the authors developing a new approach to quantization based on the equivariance with respect to some Lie group of symmetries. Examples are provided by conformal and projective differential…

Differential Geometry · Mathematics 2007-05-23 C. Duval , P. Lecomte , V. Ovsienko

The squared Laplace operator acting on symmetric rank-two tensor fields is studied on a (flat) Riemannian manifold with smooth boundary. Symmetry of this fourth-order elliptic operator is obtained provided that such tensor fields and their…

High Energy Physics - Theory · Physics 2007-05-23 Giampiero Esposito