Results 41 to 50 of about 2,752,382 (159)

Topological Data Analysis Based Characteristics of Electroencephalogram Signals in Children With Sleep Apnea

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT This study aims to identify differences in the functional neural connectivity of the brain of paediatric patients with obstructive sleep apnea. Using EEG signals from 3673 paediatric patients, we grouped subjects into OSA or control groups based on sleep oxygen desaturation levels and apnea‐hypopnea index (AHI), and applied topological data ...
Aarti Sathyanarayana   +2 more
wiley   +1 more source

Entire cyclic homology of continuous trace algebras

open access: yes, 2005
A central result here is the computation of the entire cyclic homology of canonical smooth subalgebras of stable continuous trace C*-algebras having smooth manifolds M as their spectrum.
Brodzki   +15 more
core   +1 more source

The Facilitator Problem: Politicizing Epistemic‐Democratic Assumptions in the People's Republic of China

open access: yesPhilosophy &Public Affairs, EarlyView.
ABSTRACT Within discussions of deliberative democracy, the role of facilitator is ever‐present: they gather participants, introduce expert information, correct for discursive prejudices, and more. Few recognize, however, that facilitators therefore exercise substantive, normative control over the process, thereby constituting a threat to the legitimacy
Emerson R. Bodde
wiley   +1 more source

Knot Complement Problem for L-space $\mathbb{Z} HS^3$

open access: yes, 2016
In this paper we look at the knot complement problem for L-space $\mathbb{Z}$-homology spheres. We show that an L-space $\mathbb{Z}$-homology sphere $Y$ cannot be obtained as a non-trivial surgery along a knot $K\subset Y$.
Ravelomanana, Huygens C.
core  

Controlled surgery with trivial local fundamental groups [PDF]

open access: yes, 2001
We provide a proof of the controlled surgery sequence, including stability, in the special case that the local fundamental groups are trivial. Stability is a key ingredient in the construction of exotic homology manifolds by Bryant, Ferry, Mio and ...
Pedersen, Erik   +2 more
core   +2 more sources

On the injective dimension of unit Cartier and unit Frobenius modules

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract Let R$R$ be a regular F$F$‐finite ring of prime characteristic p$p$. We prove that the injective dimension of every unit Frobenius module M$M$ in the category of unit Frobenius modules is at most dim(SuppR(M))+1$\dim (\operatorname{Supp}_R(M))+1$.
Manuel Blickle   +3 more
wiley   +1 more source

Noncompact surfaces, triangulations and rigidity

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract Every noncompact surface is shown to have a (3,6)‐tight triangulation, and applications are given to the generic rigidity of countable bar‐joint frameworks in R3${\mathbb {R}}^3$. In particular, every noncompact surface has a (3,6)‐tight triangulation that is minimally 3‐rigid. A simplification of Richards' proof of Kerékjártó's classification
Stephen C. Power
wiley   +1 more source

On a new geometric homology theory

open access: yes, 2020
In this note we present a new homology theory, we call it geometric homology theory (or GHT for brevity). We prove that the homology groups of GHT are isomorphic to the singular homology groups, which solves a Conjecture of Voronov.
Yu, Hao
core  

Presentation of kernels of rational characters of right‐angled Artin groups

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract In this note, we characterise when the kernel of a rational character of a right‐angled Artin group, also known as generalised Bestiva–Brady group, is finitely generated and finitely presented. In these cases, we exhibit a finite generating set and a presentation.
Montserrat Casals‐Ruiz   +2 more
wiley   +1 more source

Intersectin‐1 enhances calcium‐dependent replenishment of the readily releasable pool of synaptic vesicles during development

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend During development, Intersectin‐1 (Itsn1) translocates near voltage‐gated calcium channels (VGCCs) to enhance Ca2+‐dependent replenishment of readily releasable synaptic vesicles (SVs). In the presynaptic terminal, SVs undergo a cycle involving formation (step 1), docking (step 2), exocytosis (step 3), endocytosis (step 4) and ...
Yi‐Mei Yang   +13 more
wiley   +1 more source

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