A factorization method for q-Racah polynomials
arXiv:1101.1808 · doi:10.1080/10236198.2011.609170
Abstract
We develop a factorization method for q-Racah polynomials. It is inspired to the approach to q-Hahn polynomials based on the q-Johnson scheme but we do not use association scheme theory nor Gel'fand pairs, but only manipolation of q-difference operators.