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(P2820)
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English
cardinality of this set
measure of number of elements of a set
In more languages
Data type
Item
Statements
instance of
Wikidata property related to mathematics
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maintained by WikiProject
WikiProject Mathematics
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Wikidata item of this property
cardinality
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Wikidata property example
rational number
cardinality of this set
aleph null
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empty set
cardinality of this set
zero
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inverse label item
set with this cardinality
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property usage tracking category
Category:Pages using Wikidata property P2820
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stability of property value
never changes
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related property
group cardinality
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/50#P2820
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Constraints
property constraint
single-value constraint
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subject type constraint
class
set
relation
instance or subclass of
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conflicts-with constraint
property
quantity
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