2 problems

Let $\mathfrak g_0$ be the finite-dimensional Lie algebra associated with a simply folded full heap over an untwisted affine Dynkin diagram, and let the corresponding representatio…

Let $P$ be a natural unit interval order on $[n]$, let $\mu\in\mathbb{N}^n$, and let $\mathcal{H}(P,\mu)/\sim$ be the set of equivalence classes of heaps. For an equivalence class…