Results 61 to 70 of about 26,137 (301)

Functional and Structural Evidence of Neurofluid Circuit Aberrations in Huntington Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Disrupted neurofluid regulation may contribute to neurodegeneration in Huntington disease (HD). Because neurofluid pathways influence waste clearance, inflammation, and the distribution of central nervous system (CNS)–delivered therapeutics, understanding their dysfunction is increasingly important as targeted treatments emerge.
Kilian Hett   +8 more
wiley   +1 more source

Normal forms in Poisson geometry

open access: yes, 2013
The structure of Poisson manifolds is highly nontrivial even locally. The first important result in this direction is Conn's linearization theorem around fixed points. One of the main results of this thesis (Theorem 2) is a normal form theorem in Poisson
Sub Algebra,Geometry&Mathem. Logic begr.   +2 more
core  

Redesigning geometry assessments to promote advanced geometric thinking: A case study on formal deduction and rigor

open access: yesJurnal Elemen
Many geometry problems at the university level, particularly in analytic geometry courses, tend to prioritize procedural tasks to foster deeper geometric thinking. This study aims to analyze and redesign existing geometry problems to enhance pre-service
Scristia   +2 more
doaj   +1 more source

Dimethyl Fumarate, But Not Rituximab, Reduces Serum GFAP Levels and PIRMA in Relapsing–Remitting MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Serum neurofilament light chain (sNfL) and glial fibrillary acidic protein (sGFAP) levels are believed to reflect mainly acute and chronic disease processes in multiple sclerosis (MS), respectively. In this study, we investigated whether dimethyl fumarate (DMF) and rituximab (RTX) differentially affect these biomarkers.
F. Shawket   +14 more
wiley   +1 more source

A Unified General Theory of Conic Sections via the Conic Radical

open access: yesMathematics
In this paper, we bring forth several new general formulae in the classic study of conics in the Analytic Geometry: the coordinates of all vertices and focal points of arbitrary parabolas, ellipses, and hyperbolas; lengths for all latera recta from any ...
Mauricio Chávez-Pichardo   +2 more
doaj   +1 more source

Test Instrument Validation of Two Dimensional Geometry Using Rasch Model

open access: yesMEJ (Mathematics Education Journal), 2020
The purpose of this study is to describe the results of the analysis of the quality of the mathematical students' initial ability in the field of geometry concepts through the Rasch model. This research is descriptive qualitative research at a university
Eyus Sudihartinih, Sufyani Prabawanto
doaj   +1 more source

Does Long‐Term Lower Extremity Strength Training in Adults With Knee Osteoarthritis and Varus Alignment Reduce Knee Joint Loading During Gait?

open access: yesArthritis Care &Research, EarlyView.
Objective We examined whether 18 months of strength training in individuals with knee varus alignment and medial tibiofemoral osteoarthritis (OA) reduced knee joint loads during walking compared to an attention control group. Methods This study was a secondary analysis of a randomized clinical trial that compared the effects of strength training to a ...
Stephen P. Messier   +12 more
wiley   +1 more source

Analytic geometry and calculus

open access: yes, 1960
xi+864hlm ...
SCHWARTZ, ABRAHAM
core  

Geo-Sheet: Interactive GeoGebra-integrated learning material to enhance students’ creative mathematical reasoning in analytic geometry

open access: yesKalamatika
In analytic geometry instruction, students’ reasoning often remains procedural, limiting opportunities to develop Creative Mathematical Reasoning (CMR).
Titin Masfingatin   +2 more
doaj   +1 more source

Geometric Representations of Interacting Maps

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2010
Tropical geometry is a kind of dynamical scale transform which connects automata with real rational dynamics. Real rational dynamics are deeply studied from global analytic viewpoints.
Tsuyoshi Kato
doaj   +1 more source

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