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Fungrim entry: 6018a4

p(4)=#{[4],[3,1],[2,2],[2,1,1],[1,1,1,1]}=5p(4) = \# \left\{\left[4\right], \left[3, 1\right], \left[2, 2\right], \left[2, 1, 1\right], \left[1, 1, 1, 1\right]\right\} = 5
TeX:
p(4) = \# \left\{\left[4\right], \left[3, 1\right], \left[2, 2\right], \left[2, 1, 1\right], \left[1, 1, 1, 1\right]\right\} = 5
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("6018a4"),
    Formula(Equal(PartitionsP(4), Cardinality(Set(List(4), List(3, 1), List(2, 2), List(2, 1, 1), List(1, 1, 1, 1))), 5)))

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2019-10-05 13:11:19.856591 UTC