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Related papers: Liouville Blocks from Spectral Networks

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Spectral features are widely incorporated within Graph Neural Networks (GNNs) to improve their expressive power, or their ability to distinguish among non-isomorphic graphs. One popular example is the usage of graph Laplacian eigenvectors…

Machine Learning · Computer Science 2025-09-29 Snir Hordan , Maya Bechler-Speicher , Gur Lifshitz , Nadav Dym

It is shown that the operator sum representation for non-Markovian dynamics and the Lindblad master equation in Markovian limit can be derived from a formal solution to quantum Liouville equation for a qubit system in the presence of…

Quantum Physics · Physics 2009-11-07 Doyeol Ahn , Jinhyoung Lee , S. W. Hwang

Given a finite set of eigenvalues of a regular Sturm-Liouville problem for the equation -y{\prime}{\prime}+q(x)y={\lambda}y, the potential q(x) of which is unknown. We show the possibility to compute more eigenvalues without any additional…

Classical Analysis and ODEs · Mathematics 2024-10-23 Vladislav V. Kravchenko

We develop a general technique for solving the Riemann-Hilbert problem in presence of a number of heavy charges and a small one thus providing the exact Green functions of Liouville theory for various non trivial backgrounds. The non…

High Energy Physics - Theory · Physics 2007-05-23 Pietro Menotti , Erik Tonni

We develop a collective field theory for fractional quantum Hall (FQH) states. We show that in the leading approximation for a large number of particles, the properties of Laughlin states are captured by a Gaussian free field theory with a…

Strongly Correlated Electrons · Physics 2016-04-26 M. Laskin , T. Can , P. Wiegmann

We compute four-point functions of two heavy and two "perturbatively heavy" operators in the semiclassical limit of Liouville theory on the sphere. We obtain these "Heavy-Heavy-Light-Light" (HHLL) correlators to leading order in the…

High Energy Physics - Theory · Physics 2017-08-16 Vijay Balasubramanian , Alice Bernamonti , Ben Craps , Tim De Jonckheere , Federico Galli

The homogeneous cosmological models with a Liouville scalar field are investigated in classical and quantum context of Wheeler-DeWitt geometrodynamics. In the quantum case of quintessence field with potential unbounded from below and…

High Energy Physics - Theory · Physics 2018-10-16 Alexander A. Andrianov , Chen Lan , Oleg O. Novikov , Yi-Fan Wang

We introduce new geometric objects called spectral networks. Spectral networks are networks of trajectories on Riemann surfaces obeying certain local rules. Spectral networks arise naturally in four-dimensional N=2 theories coupled to…

High Energy Physics - Theory · Physics 2015-06-04 Davide Gaiotto , Gregory W. Moore , Andrew Neitzke

A rigorous probabilistic construction of Liouville conformal field theory (LCFT) on the Riemann sphere was recently given by David-Kupiainen and the last two authors. In this paper, we focus on the connection between LCFT and the classical…

Probability · Mathematics 2019-03-22 Hubert Lacoin , Rémi Rhodes , Vincent Vargas

We show that the Hochschild cohomology of the algebra obtained by formal deformation quantization on a symplectic manifold is isomorphic to the formal series with coefficients in the de Rham cohomology of the manifold. The cohomology class…

q-alg · Mathematics 2008-02-03 Alan Weinstein , Ping Xu

A central concept in the theory of phase transitions beyond the Landau-Ginzburg-Wilson paradigm is fractionalization: the formation of new quasiparticles that interact via emergent gauge fields. This concept has been extensively explored in…

Strongly Correlated Electrons · Physics 2025-11-04 David Jonas Moser , Lukas Janssen

This is the first part of an investigation concerning the formulation of 2D gravity in the framework of the uniformization theory of Riemann surfaces. As a first step in this direction we show that the classical Liouville action appears in…

High Energy Physics - Theory · Physics 2009-10-22 M. Matone

We study the quantization of Hitchin systems in terms of beta-deformations of generalized matrix models related to conformal blocks of Liouville theory on punctured Riemann surfaces. We show that in a suitable limit, corresponding to the…

High Energy Physics - Theory · Physics 2011-05-18 Giulio Bonelli , Kazunobu Maruyoshi , Alessandro Tanzini

We define a natural ensemble of trace preserving, completely positive quantum maps and present algorithms to generate them at random. Spectral properties of the superoperator Phi associated with a given quantum map are investigated and a…

Exactly Solvable and Integrable Systems · Physics 2009-02-24 Wojciech Bruzda , Valerio Cappellini , Hans-Jürgen Sommers , Karol Życzkowski

In this paper, we develop a structure theory for generalized spectral sequences, which are derived from chain complexes that are filtered over arbitrary partially ordered sets. Also, a more general construction method reminiscent of exact…

Algebraic Topology · Mathematics 2022-03-21 Benjamin Matschke

The F and B matrices associated with Virasoro null vectors are derived in closed form by making use of the operator-approach suggested by the Liouville theory, where the quantum-group symmetry is explicit. It is found that the entries of…

High Energy Physics - Theory · Physics 2016-09-06 E. Cremmer , Jean-Loup Gervais , J. -F. Roussel

We introduced a new formulation for the path integral formalism for a noncommutative (NC) quantum mechanics defined in the recently developed Doplicher-Fredenhagen-Roberts-Amorim (DFRA) NC framework that can be considered an alternative…

High Energy Physics - Theory · Physics 2012-06-20 Mario J. Neves , Everton M. C. Abreu

We study the quantum mechanical Liouville model with attractive potential which is obtained by Hamiltonian symmetry reduction from the system of a free particle on $SL(2, \Real)$. The classical reduced system consists of a pair of Liouville…

High Energy Physics - Theory · Physics 2009-10-30 Hiroyuki Kobayashi , Izumi Tsutsui

We consider the quantum mechanical equivalence of the Seiberg-Witten map in the context of the Weyl-Wigner-Groenewold-Moyal phase-space formalism in order to construct a quantum mechanics over noncommutative Heisenberg algebras. The…

High Energy Physics - Theory · Physics 2009-11-11 Marcos Rosenbaum , J. David Vergara

A review is presented of the recently obtained expressions for conformal blocks for {\it admissible} representations in $SL(2)$ current algebra based on the Wakimoto free field construction. In this realization one needs to introduce a…

High Energy Physics - Theory · Physics 2007-05-23 J. L. Petersen , J. Rasmussen , M. Yu