Results 71 to 80 of about 7,638 (298)

Descent sets of cyclic permutations

open access: yesAdvances in Applied Mathematics, 2011
22 pages, final journal ...
openaire   +2 more sources

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Developing a Linear Algorithm for Cubing a Cyclic Permutation [PDF]

open access: yes, 1986
A linear algorithm is developed for cubing a cyclic permutation stored as a function in an array. This continues work discussed in [0] and [1] on searching for disciplined methods for developing and describing algorithms that deal with complicated ...
Xue, Jinyun, Gries, David
core  

Cyclic shuffle-compatibility, cyclic permutation statistics, cyclic quasisymmetric functions and toric partitions [PDF]

open access: yes
Thesis (Ph.D.)--Michigan State University. Mathematics - Doctor of Philosophy, 2024A permutation statistic $\st$ is said to be shuffle-compatible if the distribution of $\st$ over the set of shuffles of two disjoint permutations $\pi$ and $\sigma ...
Liang, Jinting
core   +1 more source

Dispersal in Mastomys natalensis mice: use of fine-scale genetic analyses for pest management [PDF]

open access: yes, 2008
Mastomys natalensis is the major pest rodent in sub-Saharan Africa. In this study, population genetic techniques were used to gain new insights into its dispersal behaviour, a critical parameter in pest management.
van Hooft, W.F.   +4 more
core   +1 more source

On the permutation polytopes of some cyclic groups

open access: yesSpecial Matrices
In this article, we study the combinatorics of permutation polytopes of some cyclic groups, denoted by P⟨g⟩P\langle g\rangle where g∈Sng\in {S}_{n}. We give a formula on the dimension and the number of vertices of the smallest faces containing two given
Chen Zhi, Yang Zhiwen, Zhu Kebin
doaj   +1 more source

The cyclic structure of unimodal permutations

open access: yesDiscrete Mathematics, 2001
10 pages, plain ...
openaire   +3 more sources

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Image cipher applications using the elliptical curve and chaos

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2020
A novel symmetric cryptosystem of the substitution permutation network type is presented for image encryption in 14 rounds. An algorithm is developed to generate 15 keys to encrypt images where each key is the image size.
Silva-García Víctor Manuel   +4 more
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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