Kleiner's theorem for unitary representations of posets

Yurii Samoilenko, Kostyantyn Yusenko

A subspace representation of a poset $\mathcal{S}=\{s_1,...,s_t\}$ is given by a system $(V;V_1,...,V_t)$ consisting of a vector space $V$ and its subspaces $V_i$ such that $V_i\sub…