Results 51 to 60 of about 2,015,397 (315)
The discrete Green-Schwarz mechanism in 6D F-theory and elliptic genera of non-critical strings
We study global anomalies of discrete gauge symmetries in six-dimensional supergravities and their realizations in F-theory. We explicitly construct a discrete Green-Schwarz mechanism that depends on the choice of a coupling constant and on a certain ...
Markus Dierigl +2 more
doaj +1 more source
In this paper I give a short review on the continuous, semi-discrete and discrete Burgers equations, which are featured as integrable equations that are linearisable.
Da-jun Zhang
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Alternative Schemes of Predicting Lepton Mixing Parameters from Discrete Flavor and CP Symmetry [PDF]
We suggest two alternative schemes to predict lepton mixing angles as well as $CP$ violating phases from a discrete flavor symmetry group combined with $CP$ symmetry. In the first scenario, the flavor and $CP$ symmetry is broken to the residual groups of
Jun-Nan Lu, Gui-Jun Ding
semanticscholar +1 more source
Fine Structure of Matrix Darboux-Toda Integrable Mapping [PDF]
We show here that matrix Darboux-Toda transformation can be written as a product of a number of mappings. Each of these mappings is a symmetry of the matrix nonlinear Shrodinger system of integro-differential equations. We thus introduce a completely new
Leznov, A. N., Yuzbashyan, E. A.
core +3 more sources
Anomaly matching in the symmetry broken phase: Domain walls, CPT, and the Smith isomorphism
Symmetries in Quantum Field Theory may have 't Hooft anomalies. If the symmetry is unbroken in the vacuum, the anomaly implies a nontrivial low-energy limit, such as gapless modes or a topological field theory. If the symmetry is spontaneously broken,
Itamar Hason, Zohar Komargodski, Ryan Thorngren
doaj +1 more source
Ferromagnets, a new anomaly, instantons, and (noninvertible) continuous translations
We discuss a large class of classical field theories with continuous translation symmetry. In the quantum theory, a new anomaly explicitly breaks this translation symmetry to a discrete symmetry.
Nathan Seiberg
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Discrete Symmetries from Broken $SU(N)$ and the MSSM
In order that discrete symmetries should not be violated by gravitational effects, it is necessary to gauge them. In this paper we discuss the gauging of $\Z_N$ from the breaking of a high energy $SU(N)$ gauge symmetry, and derive consistency conditions ...
Alford +23 more
core +2 more sources
Condensed matter physics in time crystals
Time crystals are physical systems whose time translation symmetry is spontaneously broken. Although the spontaneous breaking of continuous time-translation symmetry in static systems is proved impossible for the equilibrium state, the discrete time ...
Lingzhen Guo, Pengfei Liang
doaj +1 more source
On discrete Lorenz attractors of various types [PDF]
The purpose of this work is to develop the theory of discrete attractors of Lorenz type in the case of three-dimensional maps. In this case, special attention will be paid to standard discrete Lorenz attractors, as well as discrete Lorenz attractors with
Gonchenko, Aleksandr Sergeevich
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On the Anomalous Discrete Symmetry
We examine an interesting scenario to solve the domain wall problem recently suggested by Preskill, Trivedi, Wilczek and Wise. The effective potential is calculated in the presence of the QCD axial anomaly.
A. Pich +16 more
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