NameFernández Delgado, Isabel
DepartmentMatemática Aplicada I
Knowledge areaMatemática Aplicada
Professional categoryProfesora Titular de Universidad
E-mailRequest
           
  • No. publications

    28

  • No. visits

    1654

  • No. downloads

    2314


 

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Free Boundary Minimal Annuli Immersed in the Unit Ball

Fernández Delgado, Isabel; Hauswirth, Laurent; Mira, Pablo (Springer Link, 2023)
We construct a family of compact free boundary minimal annuli immersed in the unit ball B3 of R3, the first such examples ...
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Rotational elliptic Weingarten surfaces in S2 × R and the Hopf problem

Fernández Delgado, Isabel (ScienceDirect, 2023)
We prove that, up to congruence, there exists only one immersed sphere satisfying a given uniformly elliptic Weingarten ...
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Optimal Divisions of a Convex Body

Cañete Martín, Antonio Jesús; Fernández Delgado, Isabel; Márquez Pérez, Alberto (Ele-Math, 2023)
For a convex body C in Rd andadivision of C into convex subsets C1,...,Cn, we can consider max{F(C1),...,F(Cn)} (respectively, ...
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Elliptic Weingarten surfaces: Singularities, rotational examples and the halfspace theorem

Fernández Delgado, Isabel; Mira Carrillo, Pablo (ScienceDirect, 2023)
We show by phase space analysis that there are exactly 17 possible qualitative behaviors for a rotational surface in R3 ...
Master's Final Project
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El problema de Hopf para superficies de Weingarten

Cerezo Cid, Alberto; Fernández Delgado, Isabel (2022)
The aim of this work is to study Hopf’s theorem, a classical result which characterizes constant mean curvature spheres ...
Final Degree Project
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Aplicaciones geométricas del Principio del Máximo para EDPs elípticas

Cerezo Cid, Alberto; Fernández Delgado, Isabel; Flores Díaz, Ramón Jesús (2021)
The aim of this work is to give a detailed proof of two results from the theory of constant mean curvature surfaces: ...
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Quasiconformal Gauss maps and the Bernstein problem for Weingarten multigraphs

Fernández Delgado, Isabel; Gálvez, José A.; Mira, Pablo (Cornell University, 2020)
We prove that any complete, uniformly ellipticWeingarten surface in Euclidean 3-space whose Gauss map image omits an open ...
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The Bernstein problem for elliptic Weingarten multigraphs

Fernández Delgado, Isabel; Gálvez, José A.; Mira, Pablo (Cornell University, 2020)
We prove that any complete, uniformly ellipticWeingarten surface in Euclidean 3-space whose Gauss map image omits an open ...
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The Gauss map of surfaces in PSL˜2(R)

Daniel, Benoit; Fernández Delgado, Isabel; Mira, Pablo (Springer, 2015)
We define a Gauss map for surfaces in the universal cover of the Lie group PSL2(R) endowed with a left-invariant Riemannian ...
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Harmonic mappings and conformal minimal immersions of Riemann surfaces into RN

Alarcón, Antonio; Fernández Delgado, Isabel; López, Francisco J. (Springer, 2013)
We prove that for any open Riemann surface N, natural number N ≥ 3, non-constant harmonic map h:N→R N−2 and holomorphic ...
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Complete minimal surfaces and harmonic functions

Alarcón, Antonio; Fernández Delgado, Isabel; López, Francisco J. (European Mathematical Society, 2012)
We prove that for any open Riemann surface N and any non constant harmonic function h : N → R, there exists a complete ...
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On the uniqueness of the helicoid and Enneper’s surface in the Lorentz-Minkowski space R31

Fernández Delgado, Isabel; López, Francisco J. (American Mathematical Society, 2011)
In this paper we deal with the uniqueness of the Lorentzian helicoid and Enneper’s surface among properly embedded maximal surfaces with lightlike boundary of mirror symmetry in the Lorentz-Minkowski space R3
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Complete minimal surfaces in R3 with a prescribed coordinate function

Alarcón, Antonio; Fernández Delgado, Isabel (Elsevier, 2011)
In this paper we construct complete simply connected minimal surfaces with a prescribed coordinate function. Moreover, we ...
Presentation
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Constant mean curvature surfaces in 3-dimensional Thurston geometries

Fernández Delgado, Isabel; Mira, Pablo (World Scientific, 2011)
This is a survey on the global theory of constant mean curvature surfaces in Riemannian homogeneous 3-manifolds. These ...
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The number of conformally equivalent maximal graphs

Fernández Delgado, Isabel (Springer, 2010)
We show that the number of entire maximal graphs with finitely many singular points that are conformally equivalent is a ...
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A Hopf theorem for open surfaces in product spaces

Carmo, Manfredo do; Fernández Delgado, Isabel (De Gruyter, 2009)
Hopf’s theorem has been recently extended to compact genus zero surfaces with constant mean curvature H in a product space ...
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Holomorphic quadratic differentials and the Bernstein problem in Heisenberg space

Fernández Delgado, Isabel; Mira, Pablo (American Mathematical Society, 2009)
We classify the entire minimal vertical graphs in the Heisenberg group Nil3 endowed with a Riemannian left-invariant metric. ...
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Totally umbilical disks and applications to surfaces in three-dimensional homogeneous spaces

Espinar, José M.; Fernández Delgado, Isabel (Sociedade Brasileira de Matemática, 2008)
Following [Ch] and [dCF], we give sufficient conditions for a disk type surface, with piecewise smooth boundary, to be ...
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Uniqueness of the Maximal Helicoid

Fernández Delgado, Isabel; López, Francisco J. (American Institute of Physics Publising LLC, 2008)
The purpose of this paper is to briefly outline the uniqueness of the helicoid and Enneper's surface among maximal surfaces in the Lorentz-Minkowski space.
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A new proof of the uniqueness of the solution of a diophantine equation associated with natural number 16

Fernández Delgado, Isabel; Pacheco Castelao, José M. (Academia Canaria de Ciencias, 2008)
This paper offers a new proof of the fact that a certain diophantine equation associated to the natural number 16 has a ...
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A theorem of H. Hopf and the Cauchy-Riemann inequality II

Alencar, Hilário; Carmo, Manfredo do; Fernández Delgado, Isabel; Tribuzy, Renato (Springer, 2007)
This is a sequel to “A theorem of H. Hopf and the Cauchy-Riemann inequality” [AdCT]. Here the result of the previous paper ...
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Periodic maximal surfaces in the Lorentz–Minkowski space L3

Fernández Delgado, Isabel; López, Francisco J. (Springer, 2007)
A maximal surface S with isolated singularities in a complete flat Lorentzian 3-manifold N is said to be entire if it lifts ...
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Harmonic maps and constant mean curvature surfaces in H 2 x R

Fernández Delgado, Isabel; Mira, Pablo (Johns Hopkins University Press, 2007)
We introduce a hyperbolic Gauss map into the Poincar´e disk for any surface in H2×R with regular vertical projection, and ...
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The moduli space of embedded singly periodic maximal surfaces with isolated singularities in the Lorentz-Minkowski space L3

Fernández Delgado, Isabel; López, Francisco J.; Souam, Rabah (Springer, 2007)
We show that, up to some natural normalizations, the moduli space of singly periodic complete embedded maximal surfaces ...
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A characterization of constant mean curvature surfaces in homogeneous 3-manifolds

Fernández Delgado, Isabel; Mira, Pablo (Elsevier, 2007)
It has been recently shown by Abresch and Rosenberg that a cer- tain Hopf differential is holomorphic on every constant ...
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Complete maximal surfaces in static Robertson–Walker 3-spaces

Fernández Delgado, Isabel; Mira, Pablo (Springer, 2007)
We construct a large family of complete maximal surfaces in the static Robertson–Walker 3-spaces with negative base curvature. These examples provide a wide variety of non-standard foliations of such spaces by entire maximal graphs.
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The space of complete embedded maximal surfaces with isolated singularities in the 3-dimensional Lorentz-Minkowski space

Fernández Delgado, Isabel; López, Francisco J.; Souam, Rabah (Springer, 2005)
We prove that a complete embedded maximal surface in L3 with a finite number of sin- gularities is an entire maximal graph ...
Presentation
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Periodic maximal graphs in the Lorentz-Minkowki space L3

Fernández Delgado, Isabel; López, Francisco J. (Real Sociedad Matemática Española, 2005)