A construction of {N}
G. Bell, Andrzej Nagórko · Fundamenta Mathematicae · 2020
For each cardinal $\kappa $, each natural number $n$, and each at most $n$-dimensional simplicial complex $K$ we construct a space ${ u ^n_\kappa (K)}$ and a map $\pi \colon { u ^n_\kappa (K)} \to K$ such that the following conditions are satisfied