Results 21 to 30 of about 768,807 (267)

On Quantitative Structure of Symplectic Groups of Dimension Four [PDF]

open access: yesAdvances in Group Theory and Applications
The main aim of this article is to study the quantitative structure of projective symplectic groups PSp_4(q) with q>2 even. Indeed, we prove that the groups PSp_4(q) with q>2 even are uniquely determined by their orders and the set of the number of ...
Seyed Hassan Alavi   +2 more
doaj   +1 more source

A new characterization of PSL(2, 25) [PDF]

open access: yesInternational Journal of Group Theory, 2012
Let G be a finite group and pi_{e}(G) be the set of element orders of G. Let k in pi_{e}(G) and m_{k} be the number of elements of order k in G. Let nse(G):={ m_{k} | k in pi_{e}(G)}.
Syyed Sadegh Salehi Amiri   +1 more
doaj  

A new characterization of A7 and A8

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2013
Let G be a finite group and πe(G) be the set of element orders of G. Let k ∈ πe (G)and mk be the number of elements of order k in G. Set nse(G):={mk|k ∈ πe (G)}. It is proved that An are uniquely determined by nse(An), where n ∈ {4,5,6}.
Asboei Alireza Khalili   +2 more
doaj   +1 more source

A NEW CHARACTERIZATION OF SIMPLE GROUP G 2 (q) WHERE q ⩽ 11 [PDF]

open access: yesJournal of Algebraic Systems, 2020
Let G be a finite group , in this paper using the order and largest element order of G we show that every finite group with the same order and largest element order as G 2 (q), where q ⩽ 11 is necessarily isomorphic to the group G 2 (q)
M. Bibak   +2 more
doaj   +1 more source

A New Characterization of Projective Special Unitary Groups PSU3(3n)

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2019
One of an important problems in finite groups theory, is characterization of groups by specific property. However, in the way the researchers, proved that some of groups by properties such as, elements order, set of elements with same order, graphs, . . .
Ebrahimzadeh Behnam, Mohammadyari Reza
doaj   +1 more source

A high order immersed finite element method for parabolic interface problems [PDF]

open access: yesITM Web of Conferences, 2019
We present a high order immersed finite element (IFE) method for solving 1D parabolic interface problems. These methods allow the solution mesh to be independent of the interface.
Jones Derrick, Zhang Xu
doaj   +1 more source

Extended and Generic Higher-Order Elements for MEMS Modeling

open access: yesSensors, 2022
State-dependent resistors, capacitors, and inductors are a common part of many smart engineering solutions, e.g., in MEMS (Micro-Electro-Mechanical Systems) sensors and actuators, Micro/NanoMachines, or biomimetic systems. These memory elements are today
Zdeněk Biolek   +3 more
doaj   +1 more source

A higher order triangular plate finite element using Airy functions

open access: yesAdvances in Mechanical Engineering, 2020
The present paper describes the formulation of a new moderately thick plate bending triangular finite element based on Mindlin–Reissner plate theory. It is called a Great Triangular Moderately Thick Plate Finite Element, or GTMTPFE.
Mohammed Himeur   +2 more
doaj   +1 more source

Fractional-order autonomous circuits with order larger than one

open access: yesJournal of Advanced Research, 2020
Fractional-order circuit is a kind of circuit which contains fractional-order elements. It has been proved that the fractional-order circuit has some characteristics which are hard to be achieved by integer-order circuits, such as higher degree of ...
Yanwei Jiang   +3 more
doaj   +1 more source

Analog Modeling of Fractional-Order Elements: A Classical Circuit Theory Approach

open access: yesIEEE Access, 2021
In this paper a comprehensive procedure for the analog modeling of Fractional-Order Elements (FOEs) is presented. Unlike most already proposed techniques, a standard approach from classical circuit theory is applied.
Neven Mijat   +2 more
doaj   +1 more source

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