Uniqueness and multiple existence of positive radial solutions of the Brezis-Nirenberg Problem on annular domains in ${\mathbb{S}}^3$

Naoki Shioji, Satoshi Tanaka, Kohtaro Watanabe

The uniqueness and multiple existence of positive radial solutions to the Brezis-Nirenberg problem on a domain in the 3-dimensional unit sphere ${\mathbb{S}}^3$ \begin{equation*} \l…