On a class of $(15_4 \, 20_3)$-configurations reflecting abstract properties of a perspective between tetrahedrons
Małgorzata Prażmowska, Krzysztof Prażmowski·2018-06-12·via math.CO updates on arXiv.org
In the paper we give a complete classification of schemes of abstract perspectives between two tetrahedrons such that intersecting edges corespond under this perspective to intersecting edges.