DLMF:26.5.E3 (Q7798): Difference between revisions

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Created a new Item: Wikidata Toolkit example test item creation
 
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: Catalan number / rank
 
Normal rank
Property / Symbols used: Catalan number / qualifier
 
Defining formula:

C ( n ) Catalan-number 𝑛 {\displaystyle{\displaystyle C\left(\NVar{n}\right)}}

\Catalannumber@{\NVar{n}}
Property / Symbols used: Catalan number / qualifier
 
xml-id: C26.S5.E1.m2acdec

Revision as of 01:10, 2 January 2020

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DLMF:26.5.E3
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    Statements

    C ( n + 1 ) = k = 0 n C ( k ) C ( n - k ) , Catalan-number 𝑛 1 superscript subscript 𝑘 0 𝑛 Catalan-number 𝑘 Catalan-number 𝑛 𝑘 {\displaystyle{\displaystyle C\left(n+1\right)=\sum_{k=0}^{n}C\left(k\right)C% \left(n-k\right),}}
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    DLMF:26.5.E3
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    C ( n ) Catalan-number 𝑛 {\displaystyle{\displaystyle C\left(\NVar{n}\right)}}
    C26.S5.E1.m2acdec
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