Results 21 to 30 of about 50,594 (263)

Constant mean curvature surfaces with circular boundary in R³

open access: yesAnais da Academia Brasileira de Ciências, 2006
In this work we deal with surfaces immersed in R³ with constant mean curvature and circular boundary. We improve some global estimates for area and volume of such immersions obtained by other authors.
Pedro A. Hinojosa
doaj   +1 more source

Graphs with constant mean curvature in the 3-hyperbolic space

open access: yesAnais da Academia Brasileira de Ciências, 2002
In this work we will deal with disc type surfaces of constant mean curvature in the three dimensional hyperbolic space which are given as graphs of smooth functions over planar domains.
PEDRO A. HINOJOSA
doaj   +1 more source

Simons type formulas for surfaces in Sol3 and applications

open access: yesBulletin of Mathematical Sciences, 2023
We compute the Laplacian of the squared norm of the second fundamental form of a surface in Sol3 and then use this Simons type formula to obtain some gap results for compact constant mean curvature surfaces of this space.
Dorel Fetcu
doaj   +1 more source

Index and Total Curvature of Surfaces with Constant Mean Curvature [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
We prove an analogue, for surfaces with constant mean curvature in hyperbolic space, of a theorem of Fischer-Colbrie and Gulliver about minimal surfaces in Euclidean space. That is, for a complete surface
Manfredo P. do Carmo   +1 more
openaire   +1 more source

Constant mean curvature surfaces [PDF]

open access: yesSurveys in Differential Geometry, 2016
In this article we survey recent developments in the theory of constant mean curvature surfaces in homogeneous 3-manifolds, as well as some related aspects on existence and descriptive results for $H$-laminations and CMC foliations of Riemannian $n$-manifolds.
H. Meeks III, William   +2 more
openaire   +5 more sources

Constant Mean Curvature Spacelike Surfaces in Lorentzian Warped Products

open access: yesAdvances in Mathematical Physics, 2015
We characterize the spacelike slices of a Lorentzian warped product as the only constant mean curvature spacelike surfaces under suitable geometrical and physical assumptions.
Juan A. Aledo, Rafael M. Rubio
doaj   +1 more source

Weighted Cheeger constant and first eigenvalue lower bound estimates on smooth metric measure spaces

open access: yesAdvances in Difference Equations, 2021
We establish new eigenvalue inequalities in terms of the weighted Cheeger constant for drifting p-Laplacian on smooth metric measure spaces with or without boundary.
Abimbola Abolarinwa   +2 more
doaj   +1 more source

Constant mean curvature surfaces on a strip [PDF]

open access: yesPacific Journal of Mathematics, 1990
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Stability of hypersurfaces with constant mean curvature

open access: yesMathematische Zeitschrift, 1984
Let \(x:{\text M}^{n}\rightarrow\,{\text R}^{n+1}\) be an immersion of an orientable, n-dimensional manifold \({\text M}^{n}\) into the euclidean space \({\text R}^{n+1}\). The condition that x has nonzero constant mean curvature H = H 0 is known to be equivalent to the fact that xis a critical point of a variational problem.
Barbosa, Joao, do, Carmo Manfredo
openaire   +2 more sources

Total mean curvatures of Riemannian hypersurfaces

open access: yesAdvanced Nonlinear Studies, 2023
We obtain a comparison formula for integrals of mean curvatures of Riemannian hypersurfaces via Reilly’s identities. As applications, we derive several geometric inequalities for a convex hypersurface Γ\Gamma in a Cartan-Hadamard manifold MM.
Ghomi Mohammad, Spruck Joel
doaj   +1 more source

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