Results 61 to 70 of about 3,208,584 (371)

Chiral Primaries in Strange Metals [PDF]

open access: yes, 2014
It was suggested recently that the study of 1-dimensional QCD with fermions in the adjoint representation could lead to an interesting toy model for strange metals and their holographic formulation.
Isachenkov, Mikhail   +2 more
core   +2 more sources

On split quasi-hereditary covers and Ringel duality

open access: yesForum of Mathematics, Sigma
In this paper, we develop two new homological invariants called relative dominant dimension with respect to a module and relative codominant dimension with respect to a module.
Tiago Cruz
doaj   +1 more source

Six-Dimensional (1,0) Superconformal Models and Higher Gauge Theory

open access: yes, 2013
We analyze the gauge structure of a recently proposed superconformal field theory in six dimensions. We find that this structure amounts to a weak Courant-Dorfman algebra, which, in turn, can be interpreted as a strong homotopy Lie algebra. This suggests
Baez J.   +7 more
core   +1 more source

Data‐driven forecasting of ship motions in waves using machine learning and dynamic mode decomposition

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Summary Data‐driven forecasting of ship motions in waves is investigated through feedforward and recurrent neural networks as well as dynamic mode decomposition. The goal is to predict future ship motion variables based on past data collected on the field, using equation‐free approaches.
Matteo Diez   +2 more
wiley   +1 more source

Vertex Algebras and Costello-Gwilliam Factorization Algebras [PDF]

open access: yesarXiv, 2020
Vertex algebras and factorization algebras are two approaches to chiral conformal field theory. Costello and Gwilliam describe how every holomorphic factorization algebra on the plane of complex numbers satisfying certain assumptions gives rise to a Z-graded vertex algebra. They construct some models of chiral conformal theory as factorization algebras.
arxiv  

Finite dimensional Hopf actions on algebraic quantizations [PDF]

open access: yesAlgebra Number Theory 10 (2016) 2287-2310, 2016
Let k be an algebraically closed field of characteristic zero. In joint work with J. Cuadra [arxiv.org/abs/1409.1644, arxiv.org/abs/1509.01165], we showed that a semisimple Hopf action on a Weyl algebra over a polynomial algebra k[z_1,...,z_s] factors through a group action, and this in fact holds for any finite dimensional Hopf action if s=0.
arxiv   +1 more source

Golod-Shafarevich groups: a survey

open access: yes, 2012
In this paper we survey the main results about Golod-Shafarevich groups and their applications in algebra, number theory and topology.Comment: 54 ...
Ershov, Mikhail
core   +1 more source

N=2\ $W$-supergravity [PDF]

open access: yes, 1991
We quantise the classical gauge theory of $N=2\ w_\infty$-supergravity and show how the underlying $N=2$ super-$w_\infty$ algebra gets deformed into an $N=2$ super-$W_\infty$ algebra. Both algebras contain the $N=2$ super-Virasoro algebra as a subalgebra.
Bais   +29 more
core   +7 more sources

A computational introduction to number theory and algebra

open access: yes, 2005
This introductory book emphasizes algorithms and applications, such as cryptography and error correcting codes, and is accessible to a broad audience.
V. Shoup
semanticscholar   +1 more source

Hydrogel‐Based Capacitive Sensor Model for Ammonium Monitoring in Aquaculture

open access: yesAdvanced Engineering Materials, EarlyView.
Traditional techniques for monitoring aquaculture water quality, particularly ammonium levels, harm fish. This work presents a novel capacitive sensor with an ionic hydrogel transducer to monitor ammonium concentration in real time based on the ammonium‐induced hydrogel dissociation and osmotic pressure. Monitoring aquaculture water quality, especially
Mohammad Mirzaee   +3 more
wiley   +1 more source

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