Results 11 to 20 of about 166,550 (276)

Spherical Spaces [PDF]

open access: yesAnnales de l'Institut Fourier, 2017
The notion of a spherical space over an arbitrary base scheme is introduced as a generalization of a spherical variety over an algebraically closed field. It is studied how the sphericity condition behaves in families.
Wedhorn, Torsten
core   +6 more sources

SPHERICAL TROPICALIZATION

open access: yesTransformation Groups, 2021
An author added, multiple corrections and improvements.
Tevelev, J., Vogiannou, T.
openaire   +3 more sources

Spherical Framelets from Spherical Designs

open access: yesSIAM Journal on Imaging Sciences, 2023
30 pages, 9 ...
Yuchen Xiao, Xiaosheng Zhuang
openaire   +3 more sources

Spherical and Clockwise Spherical Graphs [PDF]

open access: yesCzechoslovak Mathematical Journal, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Berrachedi, A, Havel, I, Mulder, Martyn
openaire   +1 more source

Spherical supervarieties [PDF]

open access: yesAnnales de l'Institut Fourier, 2022
We give a definition of the notion of spherical varieties in the world of complex supervarieties with actions of algebraic supergroups. A characterization of affine spherical supervarieties is given which generalizes a characterization in the classical case. We also explain some general properties of the monoid of highest weights.
openaire   +2 more sources

Spherical preferences

open access: yesJournal of Economic Theory, 2020
We introduce and study the property of orthogonal independence, a restricted additivity axiom applying when alternatives are orthogonal. The axiom requires that the preference for one marginal change over another should be maintained after each marginal change has been shifted in a direction that is orthogonal to both.
Chambers, Christopher P.   +1 more
openaire   +4 more sources

The assumption of sphericity in repeated-measures designs: What it means and what to do when it is violated [PDF]

open access: yesTutorials in Quantitative Methods for Psychology, 2016
Violating the assumption of sphericity in repeated-measures analysis of variance leads to an inflated Type I error rate. The first portion of this article provides a thorough yet non-technical description of the sphericity assumption and explains why ...
Lane, David M.
doaj   +1 more source

The Stress Transmission Universality Classes of Periodic Granular Arrays [PDF]

open access: yes, 2000
The transmission of stress is analysed for static periodic arrays of rigid grains, with perfect and zero friction. For minimal coordination number (which is sensitive to friction, sphericity and dimensionality), the stress distribution is soluble without
Brockbank   +21 more
core   +3 more sources

Properties of Al2O3 Ceramic Microspheres Prepared by Micro-droplet Jetting Rapid Forming

open access: yesCailiao gongcheng, 2018
To rapidly prepare the alumina ceramic microspheres with control of particle size, a ceramic microsphere rapid forming equipment based on droplet jetting technology and slurry curing technology was designed.
CAI Ji-li   +3 more
doaj   +1 more source

A novel mechanism of spheroidal weathering: a case study from the Monchepluton layered complex, Kola Peninsula, Russia [PDF]

open access: yesBulletin of the Geological Society of Finland, 2015
We describe an unusual pattern of spheroidally weathered surface developed in a mineralized harzburgite of Mount Kumuzhya, Monchepluton layered complex of Early Proterozoic age, Kola Peninsula, Russia.
A.Y. Barkov, A.A. Nikiforov, R.F. Martin
doaj   +1 more source

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