Formula:KLS:14.22:09

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y n ( x ; a ; q ) = ( - 1 ) n q - \binomial n 2 ( - a q n ; q ) n y ^ n ( x ) q-Bessel-polynomial-y 𝑛 𝑥 𝑎 𝑞 superscript 1 𝑛 superscript 𝑞 \binomial 𝑛 2 q-Pochhammer-symbol 𝑎 superscript 𝑞 𝑛 𝑞 𝑛 q-Bessel-polynomial-monic-p 𝑛 𝑥 𝑎 𝑞 {\displaystyle{\displaystyle{\displaystyle y_{n}\!\left(x;a;q\right)=(-1)^{n}q% ^{-\binomial{n}{2}}\left(-aq^{n};q\right)_{n}{\widehat{y}}_{n}\!\left(x\right)% }}}

Proof

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Symbols List

y n subscript 𝑦 𝑛 {\displaystyle{\displaystyle{\displaystyle y_{n}}}}  : q 𝑞 {\displaystyle{\displaystyle{\displaystyle q}}} -Bessel polynomial : http://drmf.wmflabs.org/wiki/Definition:qBessel
( n k ) binomial 𝑛 𝑘 {\displaystyle{\displaystyle{\displaystyle\genfrac{(}{)}{0.0pt}{}{n}{k}}}}  : binomial coefficient : http://dlmf.nist.gov/1.2#E1 http://dlmf.nist.gov/26.3#SS1.p1
( a ; q ) n subscript 𝑎 𝑞 𝑛 {\displaystyle{\displaystyle{\displaystyle(a;q)_{n}}}}  : q 𝑞 {\displaystyle{\displaystyle{\displaystyle q}}} -Pochhammer symbol : http://dlmf.nist.gov/5.18#i http://dlmf.nist.gov/17.2#SS1.p1
y ^ n subscript ^ 𝑦 𝑛 {\displaystyle{\displaystyle{\displaystyle{\widehat{y}}_{n}}}}  : monic q 𝑞 {\displaystyle{\displaystyle{\displaystyle q}}} -Bessel polynomial : http://drmf.wmflabs.org/wiki/Definition:monicqBessel

Bibliography

Equation in Section 14.22 of KLS.

URL links

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