An L^1-estimate for certain spectral multipliers associated with the Ornstein--Uhlenbeck operator
arXiv:1508.06102 · doi:10.1007/s00041-016-9459-9
Abstract
We study a class of spectral multipliers ϕ(L) for the Ornstein--Uhlenbeck operator L arising from the Gaussian measure on R^n and find a sufficient condition for integrability of ϕ(L)f in terms of the admissible conical square function and a maximal function.
11 pages, revised version, to appear in Journal of Fourier Analysis and Applications