Results 31 to 40 of about 22,256 (275)

On Distance Transitive Graphs in Which the Stabilizer of a Point Contains an Alternating Group [PDF]

open access: yes, 1988
Distance transitive graphs with some local properties are completely classified under the following condition: the diameter d of the graph is at least 2, the valency υ of the graph is at least 7 and the stabilizer of a point acts (υ — 2)-transitively on ...
Yokoyama, Kazuhiro
core   +1 more source

Turán and Ramsey problems for alternating multilinear maps

open access: yesDiscrete Analysis, 2023
Turán and Ramsey problems for alternating multilinear maps, Discrete Analysis 2023:12, 22 pp. Ramsey's theorem (in its finite version) states that for every positive integer $k$ there exists a positive integer $n$ such that every graph with $n$ vertices
Youming Qiao
doaj   +1 more source

A Note on the Nature Diagnosability of Alternating Group Graphs Under the PMC Model and MM* Model [PDF]

open access: yes, 2018
Many multiprocessor systems have interconnection networks as underlying topologies and an interconnection network is usually represented by a graph where nodes represent processors and links represent communication links between processors.
SHIYING WANG, LINGQI ZHAO
core   +1 more source

Crystal structure of 2,5-dimethylanilinium hydrogen maleate

open access: yesActa Crystallographica Section E, 2014
The crystal structure of the title salt, C8H12N+·C4H3O4−, consists of a 2,5-dimethylanilinium cation and an hydrogen maleate anion. In the anion, a strong intramolecular O—H...O hydrogen bond is observed, leading to an S(7) graph-set motif.
Maha Mathlouthi   +3 more
doaj   +1 more source

ADMM–Net: A Deep Learning Approach for Parameter Estimation of Chirp Signals Under Sub-Nyquist Sampling

open access: yesIEEE Access, 2020
Parameter estimation of chirp signals plays an important role in the field of radar countermeasures. Compressed sensing (CS) based sub-Nyquist sampling and parameter estimation methods alleviates the pressure on hardware systems to acquire and process ...
Hanning Su, Qinglong Bao, Zengping Chen
doaj   +1 more source

On the prime graph question for almost simple groups with an alternating socle [PDF]

open access: yes, 2017
Let [Formula: see text] be an almost simple group with socle [Formula: see text], the alternating group of degree [Formula: see text]. We prove that there is a unit of order [Formula: see text] in the integral group ring of [Formula: see text] if and ...
Mauricio Caicedo, Andreas Bächle
core   +1 more source

Eigenvalues of the perfect matching derangement graph [PDF]

open access: yes, 2023
The perfect matching derangement graph M2n is the graph whose vertex set consists of the perfect matchings of the complete graph K2n such that two vertices (perfect matchings) are adjacent if and only if they have no edges in common, i.e.
Koh, Samuel Zhi Kang
core   +1 more source

OD-characterization of alternating groups Ap+d

open access: yesOpen Mathematics, 2017
Let An be an alternating group of degree n. Some authors have proved that A10, A147 and A189 cannot be OD-characterizable. On the other hand, others have shown that A16, A23+4, and A23+5 are OD-characterizable.
Yang Yong, Liu Shitian, Zhang Zhanghua
doaj   +1 more source

A New Algorithm for Learning Large Bayesian Network Structure From Discrete Data

open access: yesIEEE Access, 2019
Learning the structure of Bayesian networks (BNs) from high dimensional discrete data is common nowadays but a challenging task, due to the large parameter space, the acyclicity constraint placed on the graphical structures and the difficulty in ...
Weiping Zhang   +3 more
doaj   +1 more source

Most primitive groups are full automorphism groups of edge-transitive hypergraphs [PDF]

open access: yes, 2014
We prove that, for a primitive permutation group G acting on a set X of size n, other than the alternating group, the probability that Aut (X,YG) = G for a random subset Y of X, tends to 1 as n → ∞.
Cameron, Peter Jephson   +2 more
core   +1 more source

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