Results 101 to 110 of about 384,280 (237)

Riemannian regular $\sigma$-manifolds [PDF]

open access: yesCzechoslovak Mathematical Journal, 1994
The aim of this paper is to study the Riemannian manifolds which generalize, on one hand, the spaces with reflections and, on the other hand, the Riemannian regular \(s\)-manifolds. Basic references: \textit{O. Loos} [Math. Z. 99, 141-170 (1967; Zbl 0148.17403)]; \textit{O. Kowalski} [Generalized symmetric spaces (Lect. Notes Math. 805) (Springer 1980;
openaire   +1 more source

Weather and Climate Extremes: Simplex, Dynamical Systems and Hull Clustering

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 4, 28 February 2026.
Abstract A novel method is developed and applied to identify high‐dimensional weather and climate extremes located on the envelope of the data set within its state space. The method is based on formulating and integrating dynamical systems whose attractive set, that is, stable fixed points, is constituted of extreme states residing on the convex hull ...
A. Hannachi   +6 more
wiley   +1 more source

Geometry of Manifolds and Applications

open access: yesMathematics
This editorial presents 24 research articles published in the Special Issue entitled Geometry of Manifolds and Applications of the MDPI Mathematics journal, which covers a wide range of topics from the geometry of (pseudo-)Riemannian manifolds and their ...
Adara M. Blaga
doaj   +1 more source

Simplexes in Riemannian manifolds [PDF]

open access: yesProceedings of the American Mathematical Society, 1993
Existence of a simplex with prescribed edge lengths in Euclidean, spherical, and hyperbolic spaces was studied recently. A simple sufficient condition of this existence is, roughly speaking, that the lengths do not differ too much. We extend these results to Riemannian n n -manifolds M n
openaire   +2 more sources

Riemannian Holonomy and Algebraic Geometry

open access: yes, 1999
This survey paper is devoted to Riemannian manifolds with special holonomy. To any Riemannian manifold of dimension n is associated a closed subgroup of SO(n), the holonomy group; this is one of the most basic invariants of the metric.
Beauville, A.
core   +2 more sources

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