Daubechies, I; Huang, Y, A decay theorem for refinable functions,
Applied Mathematics Letters, vol. 7 no. 4
(January, 1994),
pp. 1-4, Elsevier BV, ISSN 0893-9659
(last updated on 2024/04/25)
Abstract:
We show that a refinable function with absolutely summable mask cannot have exponential decay in both time and frequency. © 1994.