Results 31 to 40 of about 104,175 (189)

Polytopes associated to dihedral groups

open access: yesArs Mathematica Contemporanea, 2013
In this note we investigate the convex hull of those $n \times n$-permutation matrices that correspond to symmetries of a regular $n$-gon. We give the complete facet description. As an application, we show that this yields a Gorenstein polytope, and we determine the Ehrhart $h^*$-vector.
Baumeister, Barbara   +3 more
openaire   +5 more sources

D4-Magic Graphs

open access: yesRatio Mathematica, 2022
Consider the set X = {1, 2, 3, 4} with 4 elements. A permutation of X is a function from X to itself that is both one one and on to. The permutations of X with the composition of functions as a binary operation is a nonabelian group, called the symmetric
C Anusha, V Anil Kumar
doaj   +1 more source

The nilpotent ( p-group) of (D25 X C2n) for m > 5 [PDF]

open access: yesJournal of Fuzzy Extension and Applications, 2023
Every finite p-group is nilpotent. The nilpotence property is an hereditary one. Thus, every finite p-group possesses certain remarkable characteristics.
Sunday Adesina Adebisi   +2 more
doaj   +1 more source

Vector Polynomials and a Matrix Weight Associated to Dihedral Groups [PDF]

open access: yes, 2014
The space of polynomials in two real variables with values in a 2-dimensional irreducible module of a dihedral group is studied as a standard module for Dunkl operators.
Dunkl, Charles F.
core   +4 more sources

Automorphisms of the Dihedral Groups [PDF]

open access: yesProceedings of the National Academy of Sciences, 1942
Not ...
openaire   +3 more sources

Weak automorphisms of dihedral groups [PDF]

open access: yesAlgebra universalis, 2010
Let \(G\) be a group; a bijective map \(\tau\colon G\to G\) is called a weak automorphism of \(G\) if for every \(n\in\mathbb N\), every \(g_1,g_2,\dots,g_n\in G\) and every \(\alpha_1,\alpha_2,\dots,\alpha_n\in\mathbb Z\) there are \(\beta_1,\beta_2,\dots,\beta_n\in\mathbb Z\) such that \[ \tau(g_1^{\alpha_1}\cdot g_2^{\alpha_2}\cdots g_n^{\alpha_n})=\
openaire   +1 more source

4-Nitro­phenyl 2-chloro­benzoate [PDF]

open access: yes, 2012
The aromatic rings in the title compound, C13H8ClNO4, enclose a dihedral angle of 39.53 (3)°. The nitro group is almost coplanar with the ring to which it is attached [dihedral angle = 4.31 (1)°].
Akhter, Toheed   +4 more
core   +2 more sources

Dunkl kernel associated with dihedral group

open access: yes, 2015
In this paper, we pursue the investigations started in \cite{Mas-You} where the authors provide a construction of the Dunkl intertwining operator for a large subset of the set of regular multiplicity values. More precisely, we make concrete the action of
Deleaval, Luc   +2 more
core   +3 more sources

Flavokavain B from the rhizome of alpinia mutica roxb [PDF]

open access: yes, 2010
The title compound [systematic name: (E)-1-(2-hydroxy-4,6- dimethoxyphenyl)-3-phenylprop-2-en-1-one], C17H16O4 , has an aromatic ring at both ends of the –CH CH–C( O)– fragment with the –CH=CH– bond in a trans con?guration.
Mohd. Sirat, Hasnah   +4 more
core   +1 more source

Twin g-noncommuting graph of a finite group

open access: yesAKCE International Journal of Graphs and Combinatorics, 2022
In this paper, we introduce the twin g-noncommuting graph of a finite group that is developed by combining the concepts of the g-noncommuting graph and the twin noncommuting graph of a finite group.
Siti Zahidah   +4 more
doaj   +1 more source

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