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In this paper, we consider integral linear constraints and the dissipation inequality with linear supply rates for certain sets of trajectories confined pointwise in time to a convex cone which belongs to a finite-dimensional normed vector…

Optimization and Control · Mathematics 2026-04-03 Emil Vladu , Alexandre Megretski , Anders Rantzer

We continue our study of the statistical properties of particles in equilibrium obeying Smoluchowski dynamics. We show that the system is governed by a kinetic equation of the memory function form and that the memory function is given by…

Statistical Mechanics · Physics 2012-05-09 Gene F. Mazenko , David D. McCowan , Paul Spyridis

To sum high energy leading logarithms in a consistent way, one has to impose the strong ordering in both projectile rapidity and dense target rapidity simultaneously, which results in a kinematically improved Balitsky-Kovchegov(BK)…

High Energy Physics - Phenomenology · Physics 2020-01-29 Du-xin Zheng , Jian Zhou

In this article, we establish a "Gehring lemma" for a real function satisfying a reverse H\"older inequality on all "kinetic cylinders" contained in a large one: it asserts that the integrability degree of the function improves under such…

Analysis of PDEs · Mathematics 2024-10-08 Jessica Guerand , Cyril Imbert , Clément Mouhot

A fundamental class of matrix optimization problems that arise in many areas of science and engineering is that of quadratic optimization with orthogonality constraints. Such problems can be solved using line-search methods on the Stiefel…

Optimization and Control · Mathematics 2015-10-06 Huikang Liu , Weijie Wu , Anthony Man-Cho So

The dynamical evolution of a Brownian particle in an inhomogeneous medium with spatially varying friction and temperature field is important to understand conceptually. It requires to address the basic problem of relative stability of…

Condensed Matter · Physics 2007-05-23 A. M. Jayannavar , Mangal C. Mahato

In this paper we aim to minimize the sum of two nonsmooth (possibly also nonconvex) functions in separate variables connected by a smooth coupling function. To tackle this problem we chose a continuous forward-backward approach and…

Optimization and Control · Mathematics 2020-01-29 Radu Ioan Bot , Laura Kanzler

One of the central challenges in kinetic theory is the derivation of macroscopic evolution equations--describing, for example, the dynamics of an electron gas--from the underlying fundamental microscopic laws of classical or quantum…

Mathematical Physics · Physics 2017-08-23 Jens Marklof

The issue of the relaxation to equilibrium has been at the core of the kinetic theory of rarefied gas dynamics. In the paper, we introduce the Deep Neural Network (DNN) approximated solutions to the kinetic Fokker-Planck equation in a…

Numerical Analysis · Mathematics 2020-07-15 Hyung Ju Hwang , Jin Woo Jang , Hyeontae Jo , Jae Yong Lee

The Jalilian-Marian,Iancu, McLerran, Weigert, Leonidov, Kovner (JIMWLK) Hamiltonian for high energy evolution of QCD amplitudes is presented at the next-to-leading order accuracy in $\alpha_s$. The form of the Hamiltonian is deduced from…

High Energy Physics - Phenomenology · Physics 2014-04-23 Alex Kovner , Michael Lublinsky , Yair Mulian

We derive two coupled non-linear evolution equations corresponding to the truncation of the Balitsky infinite hierarchy of saturation equations after inclusion of dipole-dipole correlations, i.e. one step beyond the Balitsky-Kovchegov (BK)…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. A. Janik , R. Peschanski

We consider high energy scattering in the effective theory of the Color Glass Condensate. The most convenient degrees of freedom are Wilson lines encoding multiple gluon exchanges, whose evolution with energy follows the JIMWLK equation.…

High Energy Physics - Phenomenology · Physics 2026-04-30 T. Lappi , D. N. Triantafyllopoulos

In this work, we study a class of nonlocal-in-time kinetic models of incompressible dilute polymeric fluids. The system couples a macroscopic balance of linear momentum equation with a mezoscopic subdiffusive Fokker-Planck equation…

Analysis of PDEs · Mathematics 2025-11-11 Marvin Fritz , Endre Süli , Barbara Wohlmuth

The evolution equation for the 3 quark Wilson loop operator has been derived in the leading logarithm approximation within Balitsky high energy operator expansion.

High Energy Physics - Theory · Physics 2015-06-12 R. E. Gerasimov , A. V. Grabovsky

We study long time behavior of some nonlinear discrete velocity kinetic equations in the one and three dimensions with periodic boundary conditions. We prove the exponential time decay of solutions towards the global equilibrium in the…

Analysis of PDEs · Mathematics 2025-08-06 Gayrat Toshpulatov

We study the convergence properties of the 'greedy' Frank-Wolfe algorithm with a unit step size, for a convex maximization problem over a compact set. We assume the function satisfies smoothness and strong convexity. These assumptions…

Optimization and Control · Mathematics 2025-05-02 Fatih Selim Aktas , Christian Kroer

A kinetic equation for the collisional evolution of stable, bound, self gravitating and slowly relaxing systems is established, which is valid when the number of constituents is very large. It accounts for the detailed dynamics and self…

Astrophysics of Galaxies · Physics 2010-05-04 Jean Heyvaerts

Mechanical systems (i.e., one-dimensional field theories) with constraints are the focus of this paper. In the classical theory, systems with infinite-dimensional targets are considered as well (this then encompasses also higher-dimensional…

Mathematical Physics · Physics 2022-07-01 Alberto S. Cattaneo , Pavel Mnev , Konstantin Wernli

We derive the asymptotic traveling-wave solutions of the nonlinear 1-dimensional Balitsky-Kovchegov QCD equation for rapidity evolution in momentum-space, with 1-loop running coupling constant and equipped with the…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Peschanski , S. Sapeta

Various conventional running coupling prescriptions reproducing $\beta_ 0$-dependent terms of NLO JIMWLK are reviewed and found to be theoretically inconsistent: the JIMWLK evolution Hamiltonian with running coupling violates the…

High Energy Physics - Phenomenology · Physics 2024-03-19 Tolga Altinoluk , Guillaume Beuf , Michael Lublinsky , Vladimir V. Skokov