2 problems

Relative biexactness conjecture. $G$ is biexact relative to $\{H_i\}_{i=1}^{n}$.

Let $G$ be a finitely generated group. A weak- closed Hopf $G$-module is a Banach subspace of $\ell_{\infty}(G,X^*)$, where $X$ is a bounded $G$-module, that is closed under the na…