Results 1 to 10 of about 32,186 (152)

Non-embeddable Real Algebraic Hypersurfaces [PDF]

open access: yes, 2013
We study various classes of real hypersurfaces that are not embeddable into more special hypersurfaces in higher dimension, such as spheres, real algebraic compact strongly pseudoconvex hypersurfaces or compact pseudoconvex hypersurfaces of finite type ...
Huang, Xiaojun, Zaitsev, Dmitri
core   +1 more source

Chirality of Real Non-singular Cubic Fourfolds and Their Pure Deformation Classification [PDF]

open access: yes, 2019
In our previous works we have classified real non-singular cubic hypersurfaces in the 5-dimensional projective space up to equivalence that includes both real projective transformations and continuous variations of coefficients preserving the ...
Finashin, Sergey, Kharlamov, Viatcheslav
core   +3 more sources

Topology of random real hypersurfaces [PDF]

open access: yes, 2014
These are notes of the mini-course I gave during the CIMPA summer school at Villa de Leyva, Colombia, in July $2014$. The subject was my joint work with Damien Gayet on the topology of random real hypersurfaces, restricting myself to the case of ...
Welschinger, Jean-Yves
core   +3 more sources

Livsic-type Determinantal Representations and Hyperbolicity [PDF]

open access: yes, 2015
Hyperbolic homogeneous polynomials with real coefficients, i.e., hyperbolic real projective hypersurfaces, and their determinantal representations, play a key role in the emerging field of convex algebraic geometry.
Shamovich, Eli, Vinnikov, Victor
core   +1 more source

Remarks on the rank properties of formal CR maps

open access: yes, 2006
We prove several new transversality results for formal CR maps between formal real hypersurfaces in complex space.
Bernhard Lamel   +20 more
core   +2 more sources

Hopf hypersurfaces in complex Grassmannians of rank two

open access: yes, 2016
In this paper, we study real hypersurfaces in complex Grassmannians of rank two. First, the nonexistence of mixed foliate real hypersurfaces is proven. With this result, we show that for Hopf hypersurfaces in complex Grassmannians of rank two, the Reeb ...
Lee, Ruenn-Huah, Loo, Tee-How
core   +1 more source

Formal biholomorphic maps of real analytic hypersurfaces

open access: yes, 2000
Let f : (M,p)\to (M',p') be a formal biholomorphic mapping between two germs of real analytic hypersurfaces in \C^n, p'=f(p). Assuming the source manifold to be minimal at p, we prove the convergence of the so-called reflection function associated to f ...
Mir, Nordine
core   +4 more sources

Extension of Levi-flat hypersurfaces past CR boundaries

open access: yes, 2006
Local conditions on boundaries of $C^\infty$ Levi-flat hypersurfaces, in case the boundary is a generic submanifold, are studied. For nontrivial real analytic boundaries we get an extension and uniqueness result, which forces the hypersurface to be real ...
Lebl, Jiri
core   +4 more sources

Real Hypersurfaces of Type A in Complex Two-Plane Grassmannians Related to The Reeb Vector Field

open access: yes, 2015
Y. J. Suh and H. Lee (Bull. Korean. Math. Soc. 47, 551-561 (2010)) characterized real hypersurfaces $M$ of type $B$ by the invariance of vector bundle $JTM^\perp$ under the shape operator and the orthogonality of $JTM^\perp$ and $\mathcal {J}TM^\perp ...
Lee, Ruenn-Huah, Loo, Tee-How
core   +1 more source

On formal maps between generic submanifolds in complex space

open access: yes, 2009
Let H:(M,p)->(M',p') be a formal mapping between two germs of real-analytic generic submanifolds in C^N with nonvanishing Jacobian. Assuming M to be minimal at p and M' holomorphically nondegenerate at p', we prove the convergence of the mapping H.
Sunyé, Jean-Charles
core   +3 more sources

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