Search Results - "Carlos Uzcátegui"

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    Continuity of the Jones' set function \mathcal{T} by Javier Camargo, Carlos Uzcátegui

    “…Given a continuum X, for each A\subseteq X, the Jones' set function \mathcal {T} is defined by \mathcal {T}(A)=\{x\in X : \text {for each subcontinuum }K\text…”
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    Ideals on countable sets: a survey with questions by Uzcátegui Aylwin, Carlos

    Published in Revista integración, temas de matematicas (01-06-2019)
    “…Abstract An ideal on a set X is a collection of subsets of X closed under the operations of taking finite unions and subsets of its elements. Ideals are a very…”
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    Equicontinuity of maps on dendrites by Camargo, Javier, Rincón, Michael, Uzcátegui, Carlos

    Published in Chaos, solitons and fractals (01-09-2019)
    “…Given a dendrite X and a continuous map f: X → X, we show the following are equivalent: (i) ωf is continuous and Per(f)¯=⋂n∈Nfn(X); (ii) ω(x,f)=Ω(x,f) for each…”
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    Pettis property for Polish inverse semigroups by Arana, Karen, Pérez, Jerson, Uzcátegui, Carlos

    Published in Applied general topology (02-10-2023)
    “…We study a property about Polish inverse semigroups similar to the classical theorem of Pettis about Polish groups. In contrast to what happens with Polish…”
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    On the Ellis semigroup of a cascade on a compact metric countable space by Quintero, Andres, Uzcátegui, Carlos

    Published in Semigroup forum (01-10-2020)
    “…Let X be a compact metric countable space, let f : X → X be a homeomorphism and let E ( X ,  f ) be its Ellis semigroup. Among other results we show that the…”
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    On the Polishness of the inverse semigroup Γ(X) on a compact metric space x by Pérez, Jerson, Uzcátegui, Carlos

    Published in European journal of mathematics (01-12-2023)
    “…Let Γ ( X ) be the inverse semigroup of partial homeomorphisms between open subsets of a compact metric space X . There is a topology, denoted τ hco , that…”
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    Pathology of submeasures and Fσ ideals by Martínez, Jorge, Meza-Alcántara, David, Uzcátegui, Carlos

    Published in Archive for mathematical logic (2024)
    “…We address some phenomena about the interaction between lower semicontinuous submeasures on N and F σ ideals. We analyze the pathology degree of a submeasure…”
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    Polish globalization of Polish group partial actions by Pinedo, Hector, Uzcátegui, Carlos

    Published in Mathematical logic quarterly (01-12-2017)
    “…Let X be a separable metrizable space. We establish a criteria for the existence of a metrizable globalization for a given continuous partial action of a…”
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    BASES AND BOREL SELECTORS FOR TALL FAMILIES by GREBÍK, JAN, UZCÁTEGUI, CARLOS

    Published in The Journal of symbolic logic (01-03-2019)
    “…Given a family 𝒞 of infinite subsets of ℕ, we study when there is a Borel function S : 2ℕ → 2ℕ such that for every infinite x ∈ 2ℕ, S(x) ∈ 𝒞 and S(x) ⊆ x. We…”
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    Drought Assessment in the São Francisco River Basin Using Satellite-Based and Ground-Based Indices by Paredes-Trejo, Franklin, Barbosa, Humberto Alves, Giovannettone, Jason, Kumar, T. V. Lakshmi, Thakur, Manoj Kumar, Buriti, Catarina de Oliveira, Uzcátegui-Briceño, Carlos

    Published in Remote sensing (Basel, Switzerland) (01-10-2021)
    “…The São Francisco River Basin (SFRB) plays a key role for the agricultural and hydropower sectors in Northeast Brazil (NEB). Historically, in the low part of…”
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    Pathology of submeasures and $$F_{\sigma }$$ ideals by Martínez, Jorge, Meza-Alcántara, David, Uzcátegui, Carlos

    Published in Archive for mathematical logic (01-11-2024)
    “…We address some phenomena about the interaction between lower semicontinuous submeasures on $${\mathbb {N}}$$ N and $$F_{\sigma }$$ F σ ideals. We analyze the…”
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    CONTINUITY OF THE JONES’ SET FUNCTION by CAMARGO, JAVIER, UZCÁTEGUI, CARLOS

    “…Given a continuum 𝑋, for each 𝐴 ⊆ 𝑋, the Jones’ set function 𝛵 is defined by 𝛵 (𝐴) = {𝑥 ∈ 𝑋: for each subcontinuum 𝐾 such that 𝑥 ∈ Int(𝐾), then 𝐾 ∩…”
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    Anomalous origin of left circumflex artery from the right pulmonary artery of an adult by Vergara-Uzcategui, Carlos Eduardo, Vera Urquiza, Rafael, Salinas, and, Pablo, Núñez-Gil, Iván J.

    “…To the Editor, The anomalous origin of coronary arteries is a rare entity (overall rate < 1 for every 300 000 live births), and often appears concomitantly…”
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    Anomalous origin of coronary arteries from pulmonary artery in adults: a case series by Vergara-Uzcategui, Carlos Eduardo, das Neves, Barbara, Salinas, Pablo, Fernández-Ortiz, Antonio, Núñez-Gil, Iván J

    Published in European heart journal : case reports (01-06-2020)
    “…Anomalous origin of a coronary artery from the pulmonary trunk is a small group of rare congenital anomalies present in up to 1% of the population. These…”
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