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We introduce a new class of adelic heights on the projective line. We estimate their essential minimum and prove a result of equidistribution (at every place) for points of small height with estimates on the speed of convergence. To each…

Number Theory · Mathematics 2007-05-23 Charles Favre , Juan Rivera-Letelier

Energies with high-order non-submodular interactions have been shown to be very useful in vision due to their high modeling power. Optimization of such energies, however, is generally NP-hard. A naive approach that works for small problem…

Computer Vision and Pattern Recognition · Computer Science 2013-10-09 Carl Olsson , Johannes Ulen , Yuri Boykov , Vladimir Kolmogorov

We prove existence and regularity of minimisers for the Canham-Helfrich energy in the class of weak (possibly branched and bubbled) immersions of the $2$-sphere. This solves (the spherical case) of the minimisation problem proposed by…

Differential Geometry · Mathematics 2020-04-22 Andrea Mondino , Christian Scharrer

For almost all Riemannian metrics (in the $C^\infty$ Baire sense) on a closed manifold $M^{n+1}$, $3\leq (n+1)\leq 7$, we prove that there is a sequence of closed, smooth, embedded, connected minimal hypersurfaces that is equidistributed in…

Differential Geometry · Mathematics 2018-12-27 Fernando C. Marques , André Neves , Antoine Song

A primary technical challenge for harnessing fusion energy is to control and extract energy from a non-thermal distribution of charged particles. The fact that phase space evolves by symplectomorphisms fundamentally limits how a…

Mathematical Physics · Physics 2025-03-12 Michael Updike , Nicholas Bohlsen , Hong Qin , Nathaniel Fisch

In this paper we prove that every locally minimizing curve with constant speed in a prox-regular subset of a Riemannian manifold is a weak geodesic. Moreover, it is shown that under certain assumptions, every weak geodesic is locally…

Differential Geometry · Mathematics 2023-12-15 Juan Ferrera , Mohamad R. Pouryayevali , Hajar Radmanesh

We extend Korevaar-Schoen's theory of metric valued Sobolev maps to cover the case of the source space being an RCD space. In this situation it appears that no version of the `subpartition lemma' holds: to obtain both existence of the limit…

Functional Analysis · Mathematics 2021-12-10 Nicola Gigli , Alexander Tyulenev

We set up a general microscopic theory for the transfer of energy, momentum, and angular momentum mediated by photons. Using the nonequilibrium Green's function method, we propose a unified Meir-Wingreen formalism for the energy emitted,…

Mesoscale and Nanoscale Physics · Physics 2022-05-18 Yong-Mei Zhang , Tao Zhu , Zu-Quan Zhang , Jian-Sheng Wang

The energy of any $C^1$ representative of a homotopy class of maps from a compact and connected Riemannian manifold with nonnegative Ricci curvature into a complete Riemannian manifold with no conjugate points is bounded below by a constant…

Differential Geometry · Mathematics 2025-04-24 James Dibble

We show that in the setting of proper metric spaces one obtains a solution of the classical two-dimensional Plateau problem by minimizing the energy, as in the classical case, once a definition of area (in the sense of convex geometry) has…

Differential Geometry · Mathematics 2015-07-17 Alexander Lytchak , Stefan Wenger

We give an elementary proof of the fact that any elliptic curve $E$ over an algebraically closed non-archimedean field $K$ with residue characteristic $\neq{2,3}$ and with $v(j(E))<0$ admits a tropicalization that contains a cycle of length…

Algebraic Geometry · Mathematics 2019-10-01 Paul Alexander Helminck

We consider the Max-Cut problem. Let $G = (V,E)$ be a graph with adjacency matrix $(a_{ij})_{i,j=1}^{n}$. Burer, Monteiro & Zhang proposed to find, for $n$ angles $\left\{\theta_1, \theta_2, \dots, \theta_n\right\} \subset [0, 2\pi]$,…

Optimization and Control · Mathematics 2021-02-10 Stefan Steinerberger

We introduce a variational approach for extracting curves between a list of possible endpoints, based on the discretization of an energy and Smirnov's decomposition theorem for vector fields. It is used to design a bi-level minimization…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Majid Arthaud , Antonin Chambolle , Vincent Duval

We study partition problems based on two ostensibly different kinds of energy functionals defined on $k$-partitions of metric graphs: Cheeger-type functionals whose minimisers are the $k$-Cheeger cuts of the graph, and the corresponding…

Spectral Theory · Mathematics 2024-06-26 James B. Kennedy , João P. Ribeiro

In this paper, we explicitly classify the minimal discriminants of all elliptic curves $E/\mathbb{Q}$ with a non-trivial torsion subgroup. This is done by considering various parameterized families of elliptic curves with the property that…

Number Theory · Mathematics 2022-08-12 Alexander J. Barrios

A method is presented for constructing energy-conserving Galerkin approximations in the vertical coordinate of the full quasigeostrophic model with active surface buoyancy. The derivation generalizes the approach of Rocha \emph{et al.}…

Atmospheric and Oceanic Physics · Physics 2019-05-01 Matthew Watwood , Ian Grooms , Keith Julien , K. Shafer Smith

We establish algebraicity criteria for formal germs of curves in algebraic varieties over number fields and apply them to derive a rationality criterion for formal germs of functions, which extends the classical rationality theorems of…

Number Theory · Mathematics 2018-09-25 Jean-Benoît Bost , Antoine Chambert-Loir

We address the problem of fitting parametric curves on the Grassmann manifold for the purpose of intrinsic parametric regression. As customary in the literature, we start from the energy minimization formulation of linear least-squares in…

Computer Vision and Pattern Recognition · Computer Science 2015-05-15 Yi Hong , Nikhil Singh , Roland Kwitt , Nuno Vasconcelos , Marc Niethammer

We study the energy function of the Kuramoto model in random geometric graphs defined in the unit circle as the number of nodes diverges. We prove the existence of at least one local minimum for each winding number $q \in \mathbb{Z}$ with…

Probability · Mathematics 2024-07-24 Cecilia De Vita , Julián Fernández Bonder , Pablo Groisman

We present a method of testing for the presence of energy dependent dispersion in transient features of a light curve. It is based on minimising the Kolmogorov distance between two cumulative event distribution functions. The unbinned and…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Michael Daniel , Ulisses Barres de Almeida
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