Institute of Mathematics and Informatics Bulgarian Academy of Sciences
Citation:
Pliska Studia Mathematica Bulgarica, Vol. 21, No 1, (2012), 25p-46p
Abstract:
We show upper and lower embeddings of α1-modulation spaces
in α2-modulation spaces for 0 ≤ α1 ≤ α2 ≤ 1, and prove partial results on
the sharpness of the embeddings.
