On the ranges of bilinear pseudo-differential operators of $S_{0,0}$-type on $L^2\times L^2$

Naoki Hamada, Naoto Shida, Naohito Tomita

In this paper, the ranges of bilinear pseudo-differential operators of $S_{0,0}$-type on $L^2\times L^2$ are determined in the framework of Besov spaces. Our result improves the $…