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In this work, we study dominant rational maps preserving singular holomorphic codimension one foliations on projective manifolds and that exhibit non-trivial transverse dynamics.

Algebraic Geometry · Mathematics 2020-11-02 Federico Lo Bianco , Jorge Pereira , Erwan Rousseau , Frédéric Touzet

We study groups of germs of complex diffeomorphisms having a property called irreducibility. The notion is motivated by the similar property of the fundamental group of the complement of na irreducible hypersurface in the complex projective…

Geometric Topology · Mathematics 2018-09-25 V. León , M. Martelo , B. Scárdua

This paper deals with codimension one (may be singular) foliations on compact K\"alher manifolds whose conormal bundle is assumed to be pseudo-effective. Using currents with minimal singularities, we show that one can endow the space of…

Complex Variables · Mathematics 2011-03-25 Frederic Touzet

We study holomorphic foliations of aribitrary codimension in smooth complete toric varieties. We show that split foliations are stable if some good behaviour of their singular set is provided. As an application of these results, we exhibit…

Algebraic Geometry · Mathematics 2022-01-25 Sebastián Velazquez

The present article is a study of germs of regular foliations transverse to an embedded strongly exceptional submanifold of a complex manifold. Cohomological conditions are given on this embedding for the existence of these foliations and…

Algebraic Geometry · Mathematics 2011-10-18 Cesar Camacho , Hossein Movasati

We prove that a one-dimensional foliation with generic singularities on a projective space, exhibiting a Lie group transverse structure in the complement of some codimension one algebraic subset is logarithmic, i.e., it is the intersection…

Complex Variables · Mathematics 2008-04-02 A. C. Mafra , B. Scardua

We study generic diffeomorphisms with a homoclinc class with non empty interior and in particular those admitting a codimension one dominated splitting. We prove that if in the finest dominated splitting the extreme subbundles are one…

Dynamical Systems · Mathematics 2009-11-10 Rafael Potrie , Martin Sambarino

We give an example of a regular 2-dimensional foliation along a curve of genus 3 whose Ueda type is one and normal bundle is of order two

Algebraic Geometry · Mathematics 2023-08-11 Paulo Sad

We show that the set of singular holomorphic foliations of the projective spaces with split tangent sheaf and with good singular set is open in the space of holomorphic foliations. As applications we present a generalization of a result by…

Complex Variables · Mathematics 2010-04-05 Fernando Cukierman , Jorge Vitorio Pereira

We review properties of closed meromorphic $1$-forms and of the foliations defined by them. We present and explain classical results from foliation theory, like index theorems, the existence of separatrices, and resolution of singularities…

Complex Variables · Mathematics 2023-06-07 Jorge Vitório Pereira

It is known after Jouanolou that a general holomorphic foliation of degree $\geq2$ in projective space has no algebraic leaf. We give formulas for the degrees of the subvarieties of the parameter space of one-dimensional foliations that…

Algebraic Geometry · Mathematics 2010-03-31 Viviana Ferrer , Israel Vainsencher

A noncompact (oriented) surface satisfies the condition $(\star)$ if their isolated ends are ''accumulated by genus''. We show that every surface satisfying this condition is homeomorfic to the leaf of a minimal codimension one foliation on…

Geometric Topology · Mathematics 2024-01-04 Paulo Gusmão , Carlos Meniño Cotón

In this Note we establish a relation between sections in globally generated holomorphic vector bundles on K\"ahler manifolds, isotropic with respect to a non-degenerate quadratic form, and totally geodesic foliations on Euclidean open…

Differential Geometry · Mathematics 2015-02-03 Monica Alice Aprodu , Marian Aprodu

Let Y be a hypersurface in a 2n-dimensional holomorphic symplectic manifold X. The restriction $\sigma|_Y$ of the holomorphic symplectic form induces a rank one foliation on Y. We investigate situations where this foliation has compact…

Algebraic Geometry · Mathematics 2013-09-19 Justin Sawon

We prove that a Morse type codimension one holomorphic foliation is not transverse to a sphere in the complex affine space. Also we characterize the variety of contacts of a linear foliation with concentric spheres.

Complex Variables · Mathematics 2008-11-13 Toshikazu Ito , Bruno Scardua

We study codimension one foliations in projective space \PP^n over \CC by looking at its first order perturbations: unfoldings and deformations. We give special attention to foliations of rational and logarithmic type. For a differential…

Algebraic Geometry · Mathematics 2016-08-16 Ariel Molinuevo

We give a classification of superattracting germs in dimension one over a complete normed algebraically closed field of positive characteristic up to conjugacy. In particular we show that formal and analytic classifications coincide for…

Dynamical Systems · Mathematics 2014-08-13 Matteo Ruggiero

In this paper, we consider a Riemannian foliation whose normal bundle carries a parallel or harmonic basic form. We estimate the norm of the O'Neill tensor in terms of the curvature data of the whole manifold. Some examples are then given.

Differential Geometry · Mathematics 2013-10-31 Fida EL Chami , Georges Habib , Roger Nakad

In this article we characterize the foliations that have the same Newton polygon that their union of formal separatrices, they are the foliations called of the second type. In the case of cuspidal foliations studied by Loray, we precise…

Dynamical Systems · Mathematics 2022-07-28 Percy Fernández-Sanchez , Evelia R. García Barroso , Nancy Saravia-Molina

We describe the structure of regular codimension $1$ foliations with numerically projectively flat tangent bundle on complex projective manifolds of dimension at least $4$. Along the way, we prove that either the normal bundle of a regular…

Algebraic Geometry · Mathematics 2024-01-09 Stéphane Druel
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