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In this paper we study transversely holomorphic foliations of complex codimension one with some hypothesis on the transverse structure.

Complex Variables · Mathematics 2017-09-25 Liliana Jurado , Bruno Scardua

We study holomorphic foliations with an affine homogeneous transverse structure. We give a friendly characterization of the case of transversely affine foliations in terms of matrix valued pairs of differential forms. This leads naturally…

Geometric Topology · Mathematics 2014-11-04 Bruno Scardua

Morse foliations of codimension one on the sphere S^3 are studied and the existence of special components for these foliations is derived. As a corollary the instability of Morse foliations can be proven in almost all cases.

Geometric Topology · Mathematics 2022-09-23 Charalampos Charitos

We extend the classical theory of sphere theorems to the transverse geometry of Riemannian foliations. In this setting, we establish transverse analogues of the Grove-Shiohama diameter sphere theorem and of the Berger-Klingenberg…

Differential Geometry · Mathematics 2026-03-17 Francisco C. Caramello , Francisco A. Neubauer

We study codimension one (transversally oriented) foliations $\fa$ on oriented closed manifolds $M$ having non-empty compact singular set $\sing(\fa)$ which is locally defined by Bott-Morse functions. We prove that if the transverse type of…

Differential Geometry · Mathematics 2007-05-23 Bruno Scardua , Jose Seade

We prove that a transversely holomorphic foliation which is transverse to the fibers of a fibration, is a Seifert fibration if the set of compact leaves is not of zero measure. Similarly, we prove that a finitely generated subgroup of…

Complex Variables · Mathematics 2012-03-26 Bruno Scardua

We prove an extension criterion for codimension one foliations on projective hypersurfaces based on the degree of the foliation and the degree of the hypersurface, and we ensure, in some instances, an isomorphism between the corresponding…

Algebraic Geometry · Mathematics 2023-08-10 Mateus Gomes Figueira

We prove that, under mild restrictions, the space of codimension-one foliations of degree one on a smooth projective complete intersection has two irreducible components of logarithmic type. We also prove that the same conclusion holds for…

Algebraic Geometry · Mathematics 2025-12-03 Mateus Figueira , Crislaine Kuster , Ruben Lizarbe , Alan Muniz

We study codimension one holomorphic foliations on complex projective spaces and compact manifolds under the assumption that the foliation has a projective transverse structure in the complement of some invariant codimension one analytic…

Dynamical Systems · Mathematics 2010-10-08 Bruno Scardua

We prove that the set of leaves of a holomorphic lamination of codimension one that are non-transversal to a germ of a holomorphic map is discrete.

Complex Variables · Mathematics 2012-02-07 Alexandre Eremenko , Andrei Gabrielov

We prove that any holomorphic codimension 1 foliation on the complex projective plane has at most one singular point up to the action of an ad-hoc birational self map of the complex projective plane into itself. Consequently, any algebraic…

Dynamical Systems · Mathematics 2023-03-22 Dominique Cerveau , Julie Déserti

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

Deformation of morphisms along leaves of foliations define the tangential foliation on the corresponding space of morphisms. We prove that codimension one fo-liations having a tangential foliation with at least one non-algebraic leaf are…

Classical Analysis and ODEs · Mathematics 2021-02-23 Frank Loray , Jorge Pereira , Frédéric Touzet

This paper is devoted to the study of codimension two holomorphic foliations and distributions. We prove the stability of complete intersection of codimension two distributions and foliations in the local case. Converserly we show the…

Dynamical Systems · Mathematics 2016-06-01 Dominique Cerveau , Alcides Lins Neto

We explicitly compute the diffeomorphism group of several types of linear foliations (with dense leaves) on the torus $T^n$, $n\geq 2$, namely codimension one foliations, flows, and the so-called non-quadratic foliations. We show in…

Differential Geometry · Mathematics 2008-12-16 G. Hector , E. Macías-Virgós , A. Sotelo-Armesto

We describe the structure of singular transversely affine foliations of codimension one on projective manifolds X with zero first Betti number. Our result can be rephrased as a theorem on rank two reducible flat meromorphic connections.

Dynamical Systems · Mathematics 2014-01-08 Gaël Cousin , Jorge Vitório Pereira

We prove that on the product of two elliptic curves a generic nonsingular turbulent foliation does not admit any transversely projective structure.

Differential Geometry · Mathematics 2024-02-20 Indranil Biswas , Sorin Dumitrescu

It is presented an example of a holomorphic foliation of a non-algebraizable surface which is topologically equivalent to an algebraic foliation.

Complex Variables · Mathematics 2025-04-28 Paulo Sad

In this article, we study the geometric properties of codimension one foliations on Riemannian manifolds equipped with vector fields that are closed and conformal. Apart from its singularities, these vector fields define codimension one…

Differential Geometry · Mathematics 2024-07-08 Euripedes da Silva , Ícaro Gonçalves , Júlio Pereira

In this paper, we study holomorphic foliations of degree four on complex projective space $\mathbb{P}^n$, where $n\geq 3$, with a special focus on obtaining a structural theorem for these foliations. Furthermore, for a foliation…

Complex Variables · Mathematics 2023-08-22 Arturo Fernández-Pérez , Vângellis Sagnori Maia
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