Results 11 to 20 of about 214,819 (266)

Symmetry groups of boolean functions

open access: yesEuropean Journal of Combinatorics, 2014
We prove that every abelian permutation group, but known exceptions, is the symmetry group of a boolean function. This solves the problem posed in the book by Clote and Kranakis. In fact, our result is proved for a larger class of groups, namely, for all groups contained in direct sums of regular groups.
Mariusz Grech, Andrzej Kisielewicz 0001
openaire   +3 more sources

Topological axion electrodynamics and 4-group symmetry

open access: yesPhysics Letters B, 2021
We study higher-form symmetries and a higher group in the low energy limit of a (3+1)-dimensional axion electrodynamics with a massive axion and a massive photon.
Yoshimasa Hidaka   +2 more
doaj   +1 more source

A double chain of coupled circuits in analogy with mechanical lattices

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1991
A unitary transformation obtained from group theoretical considerations is applied to the problem of finding the resonant frequencies of a system of coupled LC-circuits.
J. N. Boyd, P. N. Raychowdhury
doaj   +1 more source

Non-expanding horizons: multipoles and the symmetry group

open access: yesJournal of High Energy Physics, 2022
It is well-known that blackhole and cosmological horizons in equilibrium situations are well-modeled by non expanding horizons (NEHs) [1–3]. In the first part of the paper we introduce multipole moments to characterize their geometry, removing the ...
Abhay Ashtekar   +3 more
doaj   +1 more source

Gauging Lie group symmetry in (2+1)d topological phases

open access: yesSciPost Physics, 2023
We present a general algebraic framework for gauging a 0-form compact, connected Lie group symmetry in (2+1)d topological phases. Starting from a symmetry fractionalization pattern of the Lie group $G$, we first extend $G$ to a larger symmetry group ...
Meng Cheng, Po-Shen Hsin, Chao-Ming Jian
doaj   +1 more source

Extended symmetry of the Witten-Dijkgraaf-Verlinde-Verlinde equation of Monge-Ampere type [PDF]

open access: yesOpuscula Mathematica
We construct the Lie algebra of extended symmetry group for the Monge-Ampere type Witten-Dijkgraaf-Verlinde-Verlinde (WDVV) equation. This algebra includes novel generators that are unobtainable within the framework of the classical Lie approach and ...
Patryk Sitko, Ivan Tsyfra
doaj   +1 more source

Clifford Group and Unitary Designs under Symmetry

open access: yesPRX Quantum, 2023
We have generalized the well-known statement that the Clifford group is a unitary 3-design into symmetric cases by extending the notion of unitary design.
Yosuke Mitsuhashi, Nobuyuki Yoshioka
doaj   +1 more source

Orbit Entropy and Symmetry Index Revisited

open access: yesMathematics, 2021
The size of the orbits or similar vertices of a network provides important information regarding each individual component of the network. In this paper, we investigate the entropy or information content and the symmetry index for several classes of ...
Maryam Jalali-Rad   +3 more
doaj   +1 more source

Patterned Woven Fabrics in Lithuanian Folk Skirts

open access: yesMedžiagotyra, 2014
In the article 258 Lithuanian folk skirts from National M. K. Čiurlionis Museum of Art and 85 skirts from Lithuanian Open Air Museum are investigated. The weaves and plans of weave of skirts fabrics are made.
Eglė KUMPIKAITĖ, Liucina KOT
doaj   +1 more source

Highlights of Symmetry Groups

open access: yes, 2004
The concepts of symmetry and symmetry groups are at the heart of several developments in modern theoretical and mathematical physics. The present paper is devoted to a number of selected topics within this framework: Euclidean and rotation groups; the properties of fullerenes in physical chemistry; Galilei, Lorentz and Poincare groups; conformal ...
ESPOSITO Giampiero, MARMO Giuseppe
openaire   +3 more sources

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