Results 21 to 30 of about 319,917 (288)

Three-Class Association Schemes [PDF]

open access: yesJournal of Algebraic Combinatorics, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +5 more sources

Fractional revival and association schemes [PDF]

open access: yesDiscrete Mathematics, 2020
23 ...
Ada Chan   +4 more
openaire   +3 more sources

Association schemes and hypergroups [PDF]

open access: yesCommunications in Algebra, 2017
Section 6 is removed and the preprint is reduced to its essentials.
openaire   +2 more sources

Semidefinite Programs and Association Schemes [PDF]

open access: yesComputing, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
GOEMANS, Michel, RENDL, Franz
openaire   +2 more sources

On association schemes with commutative thin thin residue [PDF]

open access: yesTransactions on Combinatorics, 2014
The main result of this paper gives a characterization of association schemes having commutative thin thin residue. This gives a generalization of Ito's Theorem on finite groups for association schemes.
Javad Bagherian
doaj  

CONTINUOUS ASSOCIATION SCHEMES AND HYPERGROUPS [PDF]

open access: yesJournal of the Australian Mathematical Society, 2018
Classical finite association schemes lead to finite-dimensional algebras which are generated by finitely many stochastic matrices. Moreover, there exist associated finite hypergroups. The notion of classical discrete association schemes can be easily extended to the possibly infinite case. Moreover, this notion can be relaxed slightly by using suitably
openaire   +3 more sources

Semidirect Products of Association Schemes [PDF]

open access: yesJournal of Algebraic Combinatorics, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bang, Sejeong   +2 more
openaire   +2 more sources

A Dual Approach Cryptographic Model for Video Transmission Based on Association Schemes

open access: yesMathematics
The security of video data requires cryptographic techniques that are resilient to both classical and quantum threats. This study presents an encryption framework based on association schemes and algebraic combinatorial tools that enable systematic and ...
Rajendra Kumar Sharma   +2 more
doaj   +1 more source

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

A symplectic fission scheme for the association scheme of rectangular matrices and its automorphisms

open access: yesAIMS Mathematics
In this paper, a symplectic fission scheme for the association scheme of $ m\times n $ rectangular matrices over the finite field $ \mathbb{F}_q $, denoted by $ {\rm{SMat}}(m\times n, q) $, is constructed, where $ q $ is a power of a prime number.
Yang Zhang , Shuxia Liu, Liwei Zeng
doaj   +1 more source

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