Selectors for dense subsets of function spaces (Q2334029)

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Selectors for dense subsets of function spaces
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    Selectors for dense subsets of function spaces (English)
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    6 November 2019
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    The paper deals with some relations between function spaces and their domains concerning selection principles of the form \(\mathrm{S}_1(A,B)\) and \({\mathrm{S}_{\text{fin}}(A,B)}\), for variations of covering and density properties. More precisely, the authors study the relationship between selection properties of (open, omega, gamma) covers of a topological space \(X\) and selection properties of dense subsets of \(\mathrm{USC}_p^\star(X)\) and \(C_p^\star(X)\), respectively the space of real upper semicontinuous bounded functions and the space of continuous bounded functions, both of them endowed with the topology of pointwise convergence.
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    upper semicontinuous function
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    dense subset
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    sequentially dense subset
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    upper dense set
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    upper sequentially dense set
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    pointwise dense subset
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    covering property \(S_1\)
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    selection principle \(S_1\)
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