4 problems

Let ${\mathfrak{g}}$ be a basic classical Lie superalgebra, and let $L(\lambda)$ be a simple ${\mathfrak{g}}$-supermodule of highest weight $\lambda$. Write…

Let $\Gamma$ be a countable distributive lattice, realized as the lattice of finite ideals of a partially ordered set, and let $A(\Gamma)$ be the $AF$-algebra associated with the H…

The $\ell^1$ Bass conjecture. The image of $HS^1$ is contained in

Let $G$ be a discrete group, and let … be the Hattori–Stallings trace, where $[G]$ denotes the set of conjugacy classes of elements of $G$. The $C{C}G$ Bass conjecture. The image o…