Department of Mathematics, Faculty of sciences of Tunis, Campus-1060, Tunis, Tunisia
E-mail address: khlifa.trimeche@fst.rnu.tn
AMS Subject Classification: Primary 35R10. Secondary 44A15.
We establish an analogue of Beurling-Hörmander's theorem for the Dunkl transform D on IRd. We deduce an analogue of Gelfand-Shilov, Hardy, Cowling-Price, and Morgan theorems for the transform D, by using the heat function associated to the Dunkl operator.
Dunkl transform-Beurling-Hörmander's theorem-Hardy theorem-Morgan theorem