Results 81 to 90 of about 562 (178)

Complex submanifolds with splitting tangent sequences in rational homogeneous spaces of Picard number one and some related problems

open access: yes, 2020
In the thesis we prove that a compact submanifold S ⊂ M with splitting tangent sequence is rational homogeneous when M is in a large class of rational homogeneous spaces of Picard number one.
丁聪, Ding, Cong
core  

Global hyperbolicity of renormalization for C^r unimodal mappings

open access: yes, 2006
In this paper we extend M. Lyubich¡¯s recent results on the global hyperbolicity of renormalization of quadratic-like germs to the space of Cr unimodal maps with quadratic critical point.
Pinto, Alberto   +2 more
core   +2 more sources

Transversal multilinear Radon-like transforms:Local and global estimates

open access: yes, 2013
We prove local "L-improving" estimates for a class of multilinear Radon-like transforms satisfying a strong transversality hypothesis. As a consequence, we obtain sharp multilinear convolution estimates for measures supported on fully transversal ...
Gutiérrez, S.; id_orcid   +2 more
core   +1 more source

Global Holomorphic Approximations of Cauchy-Riemann Functions

open access: yes, 2008
The talk will be about global holomorphic approximations of Cauchy-Riemann (CR) functions defined on CR submanifolds inCn. Cauchy-Riemannmanifolds are differentiable submanifolds in complex manifolds that satisfy so-me constant rank condition.
Dwilewicz, Roman
core  

Restriction of Schr\"odinger eigenfunctions to submanifolds

open access: yes
Burq-G\'erard-Tzvetkov and Hu established $L^p$ estimates for the restriction of Laplace-Beltrami eigenfunctions to submanifolds. We investigate the eigenfunctions of the Schr\"odinger operators with critically singular potentials, and estimate the $L^p$
Zhang, Cheng, Wang, Xing, Huang, Xiaoqi
core  

CR submanifolds of maximal CR dimension in a complex Hopf manifold

open access: yes, 2002
We study CR submanifolds $M$ in a Hopf manifold $(\mathbb{CH}^N(\lambda), J_0,g_0)$ with the Boothby metric $g_0$ of maximal CR dimension. Any such $M$ is a CR manifold of hypersurface type, although embedded in higher codimension, and its anti-invariant
BARLETTA, Elisabetta
core  

Mean Curvature Flow with a Neumann Boundary Condition in Flat Spaces [PDF]

open access: yes, 2012
In this thesis I study mean curvature flow in both Euclidean and Minkowski space with a Neumann boundary condition. In Minkowski space I show that for a convex timelike cone boundary condition, with compatible spacelike initial data, mean curvature flow
LAMBERT, BENJAMIN,STEPHEN
core  

The global finite structure of generic envelope loci for Hamilton-Jacobi equations

open access: yes, 2002
We discuss in some detail the existence of global generating functions describing Lagrangian submanifolds connected with evolution problems for Hamilton–Jacobi H–J equations. First, we produce a physical application of a result by Viterbo: for generic in
Franco Cardin, CARDIN, FRANCO
core   +1 more source

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