2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/73514The very well--poised elliptic Macdonald functions W_lambda in n independent variables are defined and their properties are investigated. The W_lambda are generalized by introducing an extra parameter to the elliptic Jackson coefficients omega_lambda and their properties are studied. BC_n multivariable Jackson sums in terms of both W_lambda and omega_lambda functions are proved.29 pagesCombinatoricsQuantum Algebra33D67; 05E05text