id: 50230816 dt: j an: 50230816 au: Forman, R. ti: The Euler characteristic is the unique locally determined numerical invariant of finite simplicial complexes which assigns the same number to every cone so: Discrete & Computational Geometry 23, No. 4, 485-488 (2000). py: 2000 pu: la: EN cc: ut: ci: li: doi:10.1007/s004540010016