Abstrakt
We introduce a notion of strong d-collapsibility. Using this notion, we simplify the proof of Matoušek and the author showing that the nerve of a family of sets of size at most d is d-collapsible.
We introduce a notion of strong d-collapsibility. Using this notion, we simplify the proof of Matoušek and the author showing that the nerve of a family of sets of size at most d is d-collapsible.