A n inconsistency in author name was corrected."Xiangzhong Zhang" should read as "Xianzhong Zhang". In addition, on page 636, in Figure 2D, "Kidey" should be ''Kidney''.These changes do not in any way alter the results or the conclusions of the paper.
We study the Grushin operators acting on R d1 x × R d2 t and defined by the formulaWe establish a restriction theorem associated with the considered operators. Our result is an analogue of the restriction theorem on the Heisenberg group obtained by D. Muller.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.