Results 1 to 10 of about 5,522,853 (247)

Primitive permutation IBIS groups [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 2021
Let $G$ be a finite permutation group on $Ω$. An ordered sequence of elements of $Ω$, $(ω_1,\dots, ω_t)$, is an irredundant base for $G$ if the pointwise stabilizer $G_{(ω_1,\dots, ω_t)}$ is trivial and no point is fixed by the stabilizer of its predecessors. If all irredundant bases of $G$ have the same size we say that $G$ is an IBIS group.
Andrea Lucchini   +2 more
openaire   +6 more sources

ASSESSMENT OF BALANCE FUNCTIONS AND PRIMITIVE REFLEXES IN CHILDREN WITH LEARNING DISABILITY [PDF]

open access: yesAin Shams Medical Journal, 2021
Background: Persistence of primary reflexes can indicate poor neurological development and immaturity within the nervous system. As dyslexia is a neurodevelopmental disorder that involves more than just reading difficulties so it’s important to ...
Nagwa Hazzaa   +5 more
doaj   +1 more source

Base sizes of primitive groups of diagonal type

open access: yesForum of Mathematics, Sigma, 2023
Let G be a permutation group on a finite set $\Omega $ . The base size of G is the minimal size of a subset of $\Omega $ with trivial pointwise stabiliser in G. In this paper, we extend earlier work of Fawcett by determining the precise base
Hong Yi Huang
doaj   +1 more source

On the primitive irreducible representations of finitely generated nilpotent groups

open access: yesДоповiдi Нацiональної академiї наук України, 2021
We develop some tecniques whish allow us to apply the methods of commutative algebra for studing the representations of nilpotent groups. Using these methods, in particular, we show that any irreducible representation of a finitely generated nilpotent ...
A.V. Tushev
doaj   +1 more source

An Overview of the Evolution of the Genus Astragalus (Fabaceae) in the Old World‎ [PDF]

open access: yesتاکسونومی و بیوسیستماتیک, 2022
In the present study, the trend of divergence and fragmentation of different sections of Astragalus in the Old World has been investigated. Based on previous studies, Astragalus species are divided into three groups: primitive, intermediate, and advanced.
Ali Asghar Maassoumi   +2 more
doaj   +1 more source

The Unipotency of the Free Group with Linear Representation of Dimension 9

open access: yesJournal of Harbin University of Science and Technology, 2021
By using the method of combinatorial group theory, the properties of primitives are found. By discussing different Jordan canonical forms and analyzing the properties of unipotent matrices, and by using computer software, the conditions that binary ...
YANG Xin-song, DIAO Xin
doaj   +1 more source

Participatory rural appraisal for identification ethno-veterinary practices among primitive tribal groups of Girwa block, Udaipur, India [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 2023
The participatory rural appraisal (PRA) exercise was conducted in Girwa block of Udaipur, India. Girwa (Geog. Lat. 24.58° N, Geog. Long. 73.6962° E) is a part of southern Aravali hills wherein 28% of the population belongs to the primitive tribal ...
Meenakshi Amarawat   +2 more
doaj   +1 more source

Classification of All Primitive Groups of Degrees Four and Five [PDF]

open access: yesEurasian Journal of Science and Engineering, 2017
Let be a compact Riemann surface of genus g and µ:X→𝕡1 be indecomposable meromorphic function of Riemann sphere by . Isomorphisms of such meromorphic functions are in one to one correspondence with conjugacy classes of r tuples(x1 , x2 ,…xr) of ...
Haval M. Mohammed Salih
doaj   +1 more source

On Edge-Primitive Graphs of Order as a Product of Two Distinct Primes

open access: yesMathematics, 2023
A graph is edge-primitive if its automorphism group acts primitively on the edge set of the graph. Edge-primitive graphs form an important subclass of symmetric graphs. In this paper, edge-primitive graphs of order as a product of two distinct primes are
Renbing Xiao, Xiaojiao Zhang, Hua Zhang
doaj   +1 more source

Determining the Main Physicochemical Properties of Betwain (Rania) Plain Soils [PDF]

open access: yesEurasian Journal of Science and Engineering, 2017
This study was conducted during August 2015 to June 2016, which included studying some physicochemical properties of the soils of 14 locations at Bewain plain.
Akram Othman Esmail, Shwana Abdlla Khdir
doaj   +1 more source

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