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      Critical elements of proper discrete Morse functions 

      Ayala Gómez, Rafael; Fernández Fernández, Luis Manuel; Vilches Alarcón, José Antonio (Editorial Board of Mathematica Pannonica, 2008)
      The aim of this paper is to study the notion of critical element of a proper discrete Morse function defined on non-compact ...
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      Discrete Morse inequalities on infinite graphs 

      Fernández Fernández, Luis Manuel; Vilches Alarcón, José Antonio; Ayala Gómez, Rafael (2009)
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      Fundamental theorems of Morse theory on posets 

      Fernández Ternero, Desamparados; Macías Virgos, Enrique; Mosquera Lois, David; Vilches Alarcón, José Antonio (AIMS, 2022-01-13)
      We prove a version of the fundamental theorems of Morse theory in the setting of finite partially ordered sets. By using ...
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      Lusternik-Schnirelmann category of simplicial complexes and finite spaces 

      Fernández Ternero, Desamparados; Macías Virgós, Enrique; Vilches Alarcón, José Antonio (Elsevier, 2015-10)
      In this paper we establish a natural definition of Lusternik-Schnirelmann category for simplicial complexes via the well ...
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      Morse–Bott theory on posets and a homological Lusternik–Schnirelmann theorem 

      Fernández Ternero, Desamparados; Macías Virgós, Enrique; Mosquera Lois, David; Vilches Alarcón, José Antonio (World Scientific Publishing Company, 2021)
      We develop Morse–Bott theory on posets, generalizing both discrete Morse–Bott theory for regular complexes and Morse ...
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      Simplicial Lusternik-Schnirelmann category 

      Fernández Ternero, Desamparados; Macías Virgós, Enrique; Minuz, Erica; Vilches Alarcón, José Antonio (Universidad Autónoma de Barcelona, 2019-01-01)
      The simplicial LS-category of a nite abstract simplicial complex is a new invariant of the strong homotopy type, de ned ...
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      Structural aspects of the non-uniformly continuous functions and the unbounded functions within C(X) 

      Ayala Gómez, Rafael; Bernal González, Luis; Calderón Moreno, María del Carmen; Vilches Alarcón, José Antonio (Elsevier, 2019-04-01)
      We prove in this paper that if a metric space supports a real continuous function which is not uniformly continuous then, ...