Results 11 to 20 of about 1,374 (248)

Generalized uncertainty principle: from the harmonic oscillator to a QFT toy model

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
Several models of quantum gravity predict the emergence of a minimal length at Planck scale. This is commonly taken into consideration by modifying the Heisenberg uncertainty principle into the generalized uncertainty principle.
Pasquale Bosso, Giuseppe Gaetano Luciano
doaj   +1 more source

A Process Algebra for Supervisory Coordination [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
A supervisory controller controls and coordinates the behavior of different components of a complex machine by observing their discrete behaviour. Supervisory control theory studies automated synthesis of controller models, known as supervisors, based on
Jos Baeten   +3 more
doaj   +1 more source

On-shell correlators and color-kinematics duality in curved symmetric spacetimes

open access: yesJournal of High Energy Physics, 2022
We define a perturbatively calculable quantity — the on-shell correlator — which furnishes a unified description of particle dynamics in curved spacetime.
Clifford Cheung   +2 more
doaj   +1 more source

Menagerie of AdS2 boundary conditions

open access: yesJournal of High Energy Physics, 2017
We consider different sets of AdS2 boundary conditions for the Jackiw-Teitelboim model in the linear dilaton sector where the dilaton is allowed to fluctuate to leading order at the boundary of the Poincaré disk.
Daniel Grumiller   +4 more
doaj   +1 more source

A novel model for representing a plane target and finding the worst-case coverage in wireless sensor network based on Clifford algebra

open access: yesEURASIP Journal on Wireless Communications and Networking, 2023
Wireless ad hoc sensor networks have recently emerged as a premier research topic. They have great long-term economic potential and ability to transform our lives and pose many new system building challenges.
Amr M. Mahfouz   +3 more
doaj   +1 more source

Quantum core affect. Color-emotion structure of semantic atom

open access: yesFrontiers in Psychology, 2022
Psychology suffers from the absence of mathematically-formalized primitives. As a result, conceptual and quantitative studies lack an ontological basis that would situate them in the company of natural sciences.
Ilya A. Surov
doaj   +1 more source

Syntactic similarity of definable closures of Jonsson sets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
In the framework of the classification of the Jonsson theories concept of interpretability and admissibility in the language of the semantic triple of the Jonsson theory was considered.
G.A. Urken
doaj   +1 more source

On a class of conformal E $$ \mathcal{E} $$ -models and their chiral Poisson algebras

open access: yesJournal of High Energy Physics, 2023
In this paper, we study conformal points among the class of E $$ \mathcal{E} $$ -models. The latter are σ-models formulated in terms of a current Poisson algebra, whose Lie-theoretic definition allows for a purely algebraic description of their dynamics ...
Sylvain Lacroix
doaj   +1 more source

What Is the Validity Domain of Einstein’s Equations? Distributional Solutions over Singularities and Topological Links in Geometrodynamics

open access: yesUniverse, 2016
The existence of singularities alerts that one of the highest priorities of a centennial perspective on general relativity should be a careful re-thinking of the validity domain of Einstein’s field equations.
Elias Zafiris
doaj   +1 more source

Lindstrom theorems for fragments of first-order logic [PDF]

open access: yesLogical Methods in Computer Science, 2009
Lindstr\"om theorems characterize logics in terms of model-theoretic conditions such as Compactness and the L\"owenheim-Skolem property. Most existing characterizations of this kind concern extensions of first-order logic.
Johan van Benthem   +2 more
doaj   +1 more source

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