Results 21 to 30 of about 1,011 (213)

Legendrean and G2 Contact Structures [PDF]

open access: yes, 2021
We investigate two parabolic contact geometries: Legendrean contact structures and G2 contact structures. The methods used are mostly independent of the general theory of parabolic geometry.
Moy, Timothy John An Hu
core  

General properties of slant submanifolds in contact metric manifolds [PDF]

open access: yes, 2022
B. Y. Chen’s concept of a slant submanifold can be translated into the context of contact metric geometry in a very natural fashion.
Lotta Antonio
core  

Cylindrical contact homology of 3-dimensional Brieskorn manifolds [PDF]

open access: yes, 2019
Cylindrical contact homology is a comparatively simple incarnation of symplectic field theory whose existence and invariance under suitable hypotheses was recently established by Hutchings and Nelson.
Haney, Sebastian, Mark, Thomas E.
core   +2 more sources

Impact of Asymptomatic Intracranial Hemorrhage on Outcome After Endovascular Stroke Treatment

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Endovascular treatment (EVT) achieves high rates of recanalization in acute large‐vessel occlusion (LVO) stroke, but functional recovery remains heterogeneous. While symptomatic intracranial hemorrhage (sICH) has been well studied, the prognostic impact of asymptomatic intracranial hemorrhage (aICH) after EVT is less certain ...
Shihai Yang   +22 more
wiley   +1 more source

On symplectic 4-manifolds and contact 5-manifolds [PDF]

open access: yes, 2008
In dieser Arbeit werden einige Aussagen über symplektische Strukturen auf 4-dimensionalen Mannigfaltigkeiten und Kontaktstrukturen auf 5-dimensionalen Mannigfaltigkeiten bewiesen.
Hamilton, Mark
core  

On Lie algebras of generators of infinitesimal symmetries of almost-cosymplectic-contact structures [PDF]

open access: yes, 2016
summary:We study Lie algebras of generators of infinitesimal symmetries of almost-cosymplectic-contact structures of odd dimensional manifolds. The almost-cosymplectic-contact structure admits on the sheaf of pairs of 1-forms and functions the structure ...
Janyška Josef, Janyška, Josef
core   +4 more sources

Fluid Biomarkers of Disease Burden and Cognitive Dysfunction in Progressive Supranuclear Palsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Identifying objective biomarkers for progressive supranuclear palsy (PSP) is crucial to improving diagnosis and establishing clinical trial and treatment endpoints. This study evaluated fluid biomarkers in PSP versus controls and their associations with regional 18F‐PI‐2620 tau‐PET, clinical, and cognitive outcomes.
Roxane Dilcher   +10 more
wiley   +1 more source

A Prospective Study of Individuals at Risk of Multiple Sclerosis Informs the Design of Primary Prevention Studies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective In multiple sclerosis, the optimal time for deploying a therapeutic intervention is before the central nervous system is damaged; given the success of trials treating the earliest stage of MS, the radiologically isolated syndrome, developing primary prevention strategies is an important next challenge.
Amy W. Laitinen   +7 more
wiley   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Shape theory and mathematical design of a general geometric kernel through regular stratified objects [PDF]

open access: yes, 2000
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This dissertation focuses on the mathematical design of a unified shape kernel for geometric computing, with possible applications to computer aided design (
Gomes, Abel Joao Padrao
core  

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