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1. 1. Families of Sets Without the Baire Property

   Författare :Venuste Nyagahakwa; Vitalij Tjatyrko; Mats Aigner; Isidore Mahara; Vesko Valov; Linköpings universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

   Sammanfattning : The family of sets with the Baire property of a topological space X, i.e., sets which differ from open sets by meager sets, has different nice properties, like being closed under countable unions and differences. On the other hand, the family of sets without the Baire property of X is, in general, not closed under finite unions and intersections. LÄS MER