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Añadidos recientemente

RiuNet: Repositorio Institucional de la Universidad Politécnica de Valencia

Applied General Topology - Vol 04, No 2 (2003): Enviados recientemente

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    Quasi-pseudometric properties of the Nikodym-Saks space 
    Ferrer, Jesús (Universitat Politècnica de València, 2003-10-01)
    [EN] For a non-negative finite countably additive measure μ defined on the σ-field Σ of subsets of Ω, it is well known that a certain quotient of Σ can be turned into a complete metric space Σ (Ω), known as the Nikodym-Saks ...
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    Extensions of closure spaces 
    Deses, D.; de Groot-Van der Voorde, A.; Lowen-Colebunders, E. (Universitat Politècnica de València, 2003-10-01)
    [EN] A closure space X is a set endowed with a closure operator P(X) → P(X), satisfying the usual topological axioms, except finite additivity. A T1 closure extension Y of a closure space X induces a structure ϒ on X ...