Results 31 to 40 of about 1,787 (166)

Braided finite automata and representation theory

open access: yesNuclear Physics B
We introduce classical and non-deterministic finite automata associated with representations of the braid group. After briefly reviewing basic definitions on finite automata, Coxeter’s groups and the associated word problem, we turn to the Artin ...
Anastasia Doikou
doaj   +1 more source

CLASSIFICATION OF SYMMETRY GROUPS FOR PLANAR $n$ -BODY CHOREOGRAPHIES

open access: yesForum of Mathematics, Sigma, 2013
Since the foundational work of Chenciner and Montgomery in 2000 there has been a great deal of interest in choreographic solutions of the $n$ -body problem ...
JAMES MONTALDI, KATRINA STECKLES
doaj   +1 more source

Quasi-morphisms on the group of area-preserving diffeomorphisms of the $2$-disk via braid groups

open access: yesProceedings of the American Mathematical Society, Series B, 2014
Recently Gambaudo and Ghys proved that there exist infinitely many quasi-morphisms on the group 𝐷𝑖𝑓𝑓_{Ω}^{∞}(𝐷²,∂𝐷²) of area-preserving diffeomorphisms of the 2-disk 𝐷².
Tomohiko Ishida
doaj   +1 more source

Bond Strength and Deflection of Four Types of Bonded Lingual Retainers

open access: yesInternational Journal of Dentistry, 2022
Objectives. This study aimed to assess the bond strength and deflection of four types of bonded lingual retainers. Materials and Methods. In this in vitro, experimental study, 160 extracted, mandibular incisors were mounted in acrylic blocks in sets of ...
Amin Golshah, Shirin Asadian Feyli
doaj   +1 more source

ON WORD REVERSING IN BRAID GROUPS [PDF]

open access: yesInternational Journal of Algebra and Computation, 2006
It has been conjectured that in a braid group, or more generally in a Garside group, applying any sequence of monotone equivalences and word reversings can increase the length of a word by at most a linear factor depending on the group presentation only.
Dehornoy, Patrick, Wiest, Bert
openaire   +4 more sources

Disintegration of the family in Cairo House 2000 by Samia Serageldin “A sociological literary study” التَّفَکُّکُ الْاِجْتِمَاعِيُّ وَالْأُسْرِيُّ فِي رِوَايَةِ بَيْتِ الْعَائِلَةِ 2000 لِسَامِّيَّةِ سِرَاجِ الدِّينِ "دِرَاسِيَّةَ اِجْتِمَاعِيَّةَ أدَبِيَّةَ"

open access: yesWadī Al-Nīl Lil Dirāsāt wa Al-Buẖūṯ Al-Insāniyyaẗ wa Al-Iğtimāʿiyyaẗ wa Al-Tarbawiyyaẗ, 2021
The study of literature and art is not a sociological one, as some might think. Both are a phenomenon of human social phenomena whose existence and development are linked to the development of culture.
هاني محمد بهاء الدين علي حجازي
doaj   +1 more source

Pure braid subgroups on braided Thompson’s groups [PDF]

open access: yesPublicacions Matemàtiques, 2008
26 pages, 6 figures, with updated ...
Brady, Tom   +3 more
openaire   +6 more sources

Incidence and Outcomes of Flow Diverter Braid Deformation following Treatment with Non-DFT Wire Devices

open access: yesNeurologia Medico-Chirurgica
Flow diverter braid deformation is occasionally observed after flow diverter placement. However, the frequency and clinical significance of flow diverter braid deformation in non-drawn filled tube wire devices remain unclear.
Shoko FUJII   +6 more
doaj   +1 more source

Unusual Mathematical Approaches Untangle Nervous Dynamics

open access: yesBiomedicines, 2022
The massive amount of available neurodata suggests the existence of a mathematical backbone underlying neuronal oscillatory activities. For example, geometric constraints are powerful enough to define cellular distribution and drive the embryonal ...
Arturo Tozzi, Lucio Mariniello
doaj   +1 more source

Braid groups are linear [PDF]

open access: yesJournal of the American Mathematical Society, 2000
The braid group B n B_n can be defined ...
openaire   +3 more sources

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