1 problem

Let $A\in\mathbb{R}^{m\times n}$ have rank $m$, let $({\bm u}^*,{\bm v}^*)$ be a global minimizer of $g({\bm u},{\bm v})$ with ${\bm z}^*={\bm u}^*\circ{\bm v}^*$, and let…