On the Finite Dimensionality of Spaces of Absolutely Convergent Fourier Transforms
We extend the result of K. Karlander [Math. Scand. 80 (1997)] regarding finite dimensionality of spaces of absolutely convergent Fourier transforms.
math.CA↗
arXiv subjects
Björn G. Walther
Publications and source records attributed to Björn G. Walther.
Global Range Estimates for Maximal Oscillatory Integrals with Radial Testfunctions
We consider the maximal function of oscillatory integrals and prove a global estimate for radial test functions which is almost sharp with respect to the Sobolev regularity.
math.CA↗