In this paper we prove that the cubic wave equation is globally well - posed and scattering for radial initial data lying in $B_{1,1}^{2} \times B_{1,1}^{1}$. This space of functions is a scale invariant subspace of $\dot{H}^{1/2} \times \dot{H}^{-1/2}$.
Global well-posedness and scattering for the radial, defocusing, cubic wave equation with almost sharp initial data
Global well-posedness for the 2 D quasi-geostrophic equation in a critical Besov space
Global well-posedness, scattering and blow-up for the energy-critical, focusing Hartree equation in the radial case
![QR code for arXiv:1608.02020 [math.AP]](http://oss.arxitics.com/images/favicon.svg)