Results 231 to 240 of about 52,731 (268)

Normal covering numbers for Sn$S_n$ and An$A_n$ and additive combinatorics

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 11, Page 3307-3325, November 2025.
Abstract The normal covering number γ(G)$\gamma (G)$ of a noncyclic group G$G$ is the minimum number of proper subgroups whose conjugates cover the group. We give various estimates for γ(Sn)$\gamma (S_n)$ and γ(An)$\gamma (A_n)$ depending on the arithmetic structure of n$n$. In particular we determine the limsups over γ(Sn)/n$\gamma (S_n) / n$ and γ(An)
Sean Eberhard, Connor Mellon
wiley   +1 more source

Indiscernibles in monadically NIP theories

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 11, Page 3326-3345, November 2025.
Abstract We prove various results around indiscernibles in monadically NIP theories. First, we provide several characterizations of monadic NIP in terms of indiscernibles, mirroring previous characterizations in terms of the behavior of finite satisfiability. Second, we study (monadic) distality in hereditary classes and complete theories.
Samuel Braunfeld, Michael C. Laskowski
wiley   +1 more source

SHOIQ with transitive closure of roles is decidable

open access: green, 2013
Chan Le Duc   +2 more
openalex   +1 more source

Bounded cohomology of groups acting on trees with almost prescribed local actions

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 11, Page 3346-3359, November 2025.
Abstract We prove the vanishing of bounded cohomology of the groups acting on trees with almost prescribed local actions G(F,F′)$G(F, F^{\prime })$, where F
Giuseppe Bargagnati, Elena Bogliolo
wiley   +1 more source

Structured Dynamics in the Algorithmic Agent. [PDF]

open access: yesEntropy (Basel)
Ruffini G, Castaldo F, Vohryzek J.
europepmc   +1 more source

Centrality of star and monotone factorisations

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 11, Page 3567-3585, November 2025.
Abstract A factorisation problem in the symmetric group is central if conjugate permutations always have the same number of factorisations. We give the first fully combinatorial proof of the centrality of transitive star factorisations that is valid in all genera, which answers a natural question of Goulden and Jackson from 2009.
Jesse Campion Loth, Amarpreet Rattan
wiley   +1 more source

Factors Influencing Domestic Human Trafficking in Africa: Protocol for a Scoping Review.

open access: yesJMIR Res Protoc
Belaid L   +5 more
europepmc   +1 more source

Interaction of Functional Brain Networks Is Associated With k‐Clique Percolation in the Human Structural Connectome

open access: yesHuman Brain Mapping, Volume 46, Issue 15, October 15, 2025.
Clique percolation of an anomalously high order in the structural connectome reflects the interaction of functional brain networks. The observed structural organization reveals a high local connectivity density while maintaining overall network sparsity.
Vasilii Tiselko   +4 more
wiley   +1 more source

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