Applications of q-Difference Equation and q-Operator _r Φ_s (θ) in q-Polynomials. Iraqi Journal of Science [Internet]. 2024 Mar. 29 [cited 2024 Dec. 22];65(3):1459-75. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/8606