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(Q6311)
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Revision as of 19:19, 3 April 2023 by
Fire
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Created claim:
defining formula
(P333)
: P_n=n!)
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Statements
instance of
mathematical concept
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integer-valued function
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unary function
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subclass of
bijection
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has effect
sorting
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arranging
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defining formula
σ
:
{
1
,
2
,
…
,
n
}
→
{
1
,
2
,
…
,
n
}
{\displaystyle \sigma :\{1,2,\ldots ,n\}\rightarrow \{1,2,\ldots ,n\}}
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σ
:
(
1
2
…
n
σ
1
σ
2
…
σ
n
)
{\displaystyle \sigma :{\begin{pmatrix}1&2&\dots &n\\\sigma _{1}&\sigma _{2}&\dots &\sigma _{n}\end{pmatrix}}}
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P
n
=
n
!
{\displaystyle P_{n}=n!}
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Sitelinks
⧼wikibase-sitelinks-mywikigroup⧽
(0 entries)
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