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Fungrim entry: 7ef291

p(3)=#{[3],[2,1],[1,1,1]}=3p(3) = \# \left\{\left[3\right], \left[2, 1\right], \left[1, 1, 1\right]\right\} = 3
TeX:
p(3) = \# \left\{\left[3\right], \left[2, 1\right], \left[1, 1, 1\right]\right\} = 3
Definitions:
Fungrim symbol Notation Short description
PartitionsPp(n)p(n) Integer partition function
Cardinality#S\# S Set cardinality
Source code for this entry:
Entry(ID("7ef291"),
    Formula(Equal(PartitionsP(3), Cardinality(Set(List(3), List(2, 1), List(1, 1, 1))), 3)))

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2019-10-05 13:11:19.856591 UTC