query: How do I fully characterize these subsets.
positive_passages.docid: 28154
positive_passages.text: Riehl's Category Theory in Context - Exercise 2.1.iv.
negative_passages.docid: 27058
negative_passages.text: Construction of Ultrafilters
negative_passages.docid: 42358
negative_passages.text: Find a Borel subset satisfying the condition
negative_passages.docid: 132537
negative_passages.text: Class of sets of a given infinite cardinality
negative_passages.docid: 66239
negative_passages.text: Verifying that a certain collection of intervals of $\mathbb R$ forms a topology
negative_passages.docid: 47562
negative_passages.text: Confusion in symbol of subset.
negative_passages.docid: 5448
negative_passages.text: Finding the closure of some subsets of the ordered square
negative_passages.docid: 72440
negative_passages.text: Partition a set into $k$ non-empty subsets
negative_passages.docid: 37119
negative_passages.text: Determine Which of the following Sets is a Vector Space
negative_passages.docid: 70143
negative_passages.text: Mutually exclusive countable subsets of a countable set
negative_passages.docid: 156006
negative_passages.text: Cardinality of set containing all infinite subsets of $\mathbb{Q}$
negative_passages.docid: 69534
negative_passages.text: Measure of the Cantor set plus the Cantor set
negative_passages.docid: 110832
negative_passages.text: $F_\sigma$-subsets in a normal space can be separated
negative_passages.docid: 35115
negative_passages.text: Questions on how to prove that a set of connectives is NOT functionally complete
negative_passages.docid: 21938
negative_passages.text: describing all possible topologies on a set
negative_passages.docid: 481
negative_passages.text: Can compact sets completey determine a topology?
negative_passages.docid: 83815
negative_passages.text: Identify the universal property of kernels