Formula:KLS:14.05:13

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π’Ÿ q ⁒ P n ⁑ ( x ; a , b , c ; q ) = q - n + 1 ⁒ ( 1 - q n ) ⁒ ( 1 - a ⁒ b ⁒ q n + 1 ) ( 1 - q ) ⁒ ( 1 - a ⁒ q ) ⁒ ( 1 - c ⁒ q ) ⁒ P n - 1 ⁑ ( q ⁒ x ; a ⁒ q , b ⁒ q , c ⁒ q ; q ) q-derivative π‘ž big-q-Jacobi-polynomial-P 𝑛 π‘₯ π‘Ž 𝑏 𝑐 π‘ž superscript π‘ž 𝑛 1 1 superscript π‘ž 𝑛 1 π‘Ž 𝑏 superscript π‘ž 𝑛 1 1 π‘ž 1 π‘Ž π‘ž 1 𝑐 π‘ž big-q-Jacobi-polynomial-P 𝑛 1 π‘ž π‘₯ π‘Ž π‘ž 𝑏 π‘ž 𝑐 π‘ž π‘ž {\displaystyle{\displaystyle{\displaystyle\mathcal{D}_{q}P_{n}\!\left(x;a,b,c;% q\right)=\frac{q^{-n+1}(1-q^{n})(1-abq^{n+1})}{(1-q)(1-aq)(1-cq)}P_{n-1}\!% \left(qx;aq,bq,cq;q\right)}}}

Proof

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Symbols List

π’Ÿ q n superscript subscript π’Ÿ π‘ž 𝑛 {\displaystyle{\displaystyle{\displaystyle\mathcal{D}_{q}^{n}}}}  : q π‘ž {\displaystyle{\displaystyle{\displaystyle q}}} -derivative : http://drmf.wmflabs.org/wiki/Definition:qderiv
P n subscript 𝑃 𝑛 {\displaystyle{\displaystyle{\displaystyle P_{n}}}}  : big q π‘ž {\displaystyle{\displaystyle{\displaystyle q}}} -Jacobi polynomial : http://drmf.wmflabs.org/wiki/Definition:bigqJacobi

Bibliography

Equation in Section 14.5 of KLS.

URL links

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