Results 51 to 60 of about 116,475 (312)

Permutation polytopes and indecomposable elements in permutation groups

open access: yesJournal of Combinatorial Theory, Series A, 2006
18 pages. To appear in the Journal of Combinatorial Theory, Series A. A corollary about solvable primitive permutation groups has been added.
Robert M. Guralnick, David Perkinson
openaire   +2 more sources

Minimal and random generation of permutation and matrix groups

open access: yes, 2012
We prove explicit bounds on the numbers of elements needed to generate various types of finite permutation groups and finite completely reducible matrix groups, and present examples to show that they are sharp in all cases.
Derek F. Holt   +5 more
core   +1 more source

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Constructing DNA Codes with Larger Distance from Quaternary Words

open access: yesJambura Journal of Mathematics
In this work, we propose a novel method to construct DNA codes from quaternary words. The method uses permutation groups that act in the set {1, 2, …, 4n}, representing the coordinate and coordinate value of quaternary words.
Benediktus Panji Pradipta   +1 more
doaj   +1 more source

(n, n(n‐1), n‐1) Permutation group codes

open access: yesElectronics Letters, 2016
Two different subgroups Cn and Ln of symmetric group Sn are first designed and then to construct a family of permutation group codes Pn with code length n, minimum Hamming distance n − 1, cardinalityn(n − 1) and error‐correcting capability n − 2 is ...
Li Peng
doaj   +1 more source

A Remark on Decompositions of the Permutation Representation of a Permutation Group [PDF]

open access: yesNagoya Mathematical Journal, 1963
Let be a permutation group on n-letters 1, 2,… ,n . Let be the subgroup of fixing suitable one letter, say 1.
openaire   +2 more sources

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

Dihedral Group in The Ancient Genetic

open access: yesJurnal Matematika Integratif, 2020
The standard genetic code consist of four nucleotide bases which encode genes to produce amino acids needed by living things. The addition of new base  (Dummy) causes a sequence of bases to become five nucleotide bases called ancient genetic codes.
Isah Aisah, Eddy Djauhari, Asep Singgih
doaj   +1 more source

Most primitive groups are full automorphism groups of edge-transitive hypergraphs

open access: yes, 2014
We prove that, for a primitive permutation group G acting on a set X of size n, other than the alternating group, the probability that Aut (X,YG) = G for a random subset Y of X, tends to 1 as n → ∞.
Cameron, Peter Jephson   +2 more
core   +1 more source

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