Results 31 to 40 of about 1,708,096 (323)

Cosmological Cutting Rules

open access: yesJournal of High Energy Physics, 2021
Primordial perturbations in our universe are believed to have a quantum origin, and can be described by the wavefunction of the universe (or equivalently, cosmological correlators). It follows that these observables must carry the imprint of the founding
Scott Melville, Enrico Pajer
doaj   +1 more source

An Intelligent Fault Analysis and Diagnosis System for Electromagnet Manufacturing Process Based on Fuzzy Fault Tree and Evidence Theory

open access: yesMathematics, 2022
Because an electromagnet has a complex structure and manufacturing process, it is difficult to analyze the overall failure of the electromagnet. In order to solve this problem, a fault intelligent analysis and diagnosis system based on fuzzy fault tree ...
Jihong Pang, Jinkun Dai, Yong Li
doaj   +1 more source

An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
The simple graph theory is commonly employed in wireless sensor networks topology control. An inherent problem of small-granularity algorithms is the high computing complexity and large solution space when managing large-scale WSNs. Computed transmission
Ting Yang, ChunJian Kang, Guofang Nan
doaj   +1 more source

Method for Developing Combinatorial Generation Algorithms Based on AND/OR Trees and Its Application

open access: yesMathematics, 2020
In this paper, we study the problem of developing new combinatorial generation algorithms. The main purpose of our research is to derive and improve general methods for developing combinatorial generation algorithms.
Yuriy Shablya   +2 more
doaj   +1 more source

MHV gluon scattering in the massive scalar background and celestial OPE

open access: yesJournal of High Energy Physics, 2023
In this paper we study the tree-level OPE between two positive helicity outgoing gluons in the celestial CFT for the Yang-Mills theory chirally coupled to a massive scalar background. This theory breaks the translation as well as scale invariance.
Shamik Banerjee   +3 more
doaj   +1 more source

Vertices Contained In All Or In No Minimum Semitotal Dominating Set Of A Tree

open access: yesDiscussiones Mathematicae Graph Theory, 2016
Let G be a graph with no isolated vertex. In this paper, we study a parameter that is squeezed between arguably the two most important domination parameters; namely, the domination number, γ(G), and the total domination number, γt(G). A set S of vertices
Michael A. Henning, Alister J. Marcon
semanticscholar   +1 more source

ForestSoft Set Approach for Estimating Innovation and Entrepreneurship Education in Universities through a Hierarchical and Uncertainty-Aware Analytical Framework [PDF]

open access: yesNeutrosophic Sets and Systems
This study introduces a novel application of ForestSoft Set (FSS) theory, an advanced extension of soft set theory, to evaluate the performance of innovation and entrepreneurship education (IEE) in universities.
Hairong Luo
doaj   +1 more source

Transforming structures by set interpretations [PDF]

open access: yesLogical Methods in Computer Science, 2007
We consider a new kind of interpretation over relational structures: finite sets interpretations. Those interpretations are defined by weak monadic second-order (WMSO) formulas with free set variables.
Thomas Colcombet, Christof Löding
doaj   +1 more source

Scattering of conformal higher spin fields

open access: yesJournal of High Energy Physics, 2018
We develop a formalism for describing the most general notion of tree-level scattering amplitudes in 4d conformal higher spin theory. As conformal higher spin fields obey higher-derivative equations of motion, there are many distinct on-shell external ...
Tim Adamo   +2 more
doaj   +1 more source

How unprovable is Rabin's decidability theorem?

open access: yes, 2015
We study the strength of set-theoretic axioms needed to prove Rabin's theorem on the decidability of the MSO theory of the infinite binary tree. We first show that the complementation theorem for tree automata, which forms the technical core of typical ...
Beckmann A.   +6 more
core   +1 more source

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