Formula:KLS:09.06:08

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x R ^ n ( x ) = R ^ n + 1 ( x ) - ( A n + C n ) R ^ n ( x ) + A n - 1 C n R ^ n - 1 ( x ) 𝑥 dual-Hahn-monic-p 𝑛 𝑥 𝛾 𝛿 𝑁 dual-Hahn-monic-p 𝑛 1 𝑥 𝛾 𝛿 𝑁 subscript 𝐴 𝑛 subscript 𝐶 𝑛 dual-Hahn-monic-p 𝑛 𝑥 𝛾 𝛿 𝑁 subscript 𝐴 𝑛 1 subscript 𝐶 𝑛 dual-Hahn-monic-p 𝑛 1 𝑥 𝛾 𝛿 𝑁 {\displaystyle{\displaystyle{\displaystyle x{\widehat{R}}_{n}\!\left(x\right)=% {\widehat{R}}_{n+1}\!\left(x\right)-(A_{n}+C_{n}){\widehat{R}}_{n}\!\left(x% \right)+A_{n-1}C_{n}{\widehat{R}}_{n-1}\!\left(x\right)}}}

Substitution(s)

C n = n ( n - δ - N - 1 ) subscript 𝐶 𝑛 𝑛 𝑛 𝛿 𝑁 1 {\displaystyle{\displaystyle{\displaystyle C_{n}=n(n-\delta-N-1)}}} &
A n = ( n + γ + 1 ) ( n - N ) subscript 𝐴 𝑛 𝑛 𝛾 1 𝑛 𝑁 {\displaystyle{\displaystyle{\displaystyle A_{n}=(n+\gamma+1)(n-N)}}}


Proof

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Symbols List

& : logical and
R ^ n subscript ^ 𝑅 𝑛 {\displaystyle{\displaystyle{\displaystyle{\widehat{R}}_{n}}}}  : monic dual Hahn polynomial : http://drmf.wmflabs.org/wiki/Definition:monicdualHahn

Bibliography

Equation in Section 9.6 of KLS.

URL links

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