cardinal invariants of the continuum
GPTKB entity
Statements (30)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:cardinality |
between aleph_1 and continuum
|
| gptkbp:example |
additivity of the null ideal
almost disjointness number bounding number cofinality of the null ideal dominating number reaping number splitting number uniformity of the null ideal additivity of the meager ideal cofinality of the meager ideal covering number of the meager ideal covering number of the null ideal uniformity of the meager ideal |
| gptkbp:field |
gptkb:set_theory
|
| https://www.w3.org/2000/01/rdf-schema#label |
cardinal invariants of the continuum
|
| gptkbp:notation |
gptkb:π_(bounding_number)
π (almost disjointness number) π‘ (dominating number) π― (reaping number) π° (splitting number) add(π), cov(π), non(π), cof(π) add(π), cov(π), non(π), cof(π) |
| gptkbp:relatedTo |
gptkb:continuum_hypothesis
real line cardinal number |
| gptkbp:seeAlso |
gptkb:CichoΕ's_diagram
|
| gptkbp:bfsParent |
gptkb:set-theoretic_topology
|
| gptkbp:bfsLayer |
6
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