Sanan betti number käännös englanti-
Sanan betti number määritelmät
- Any of a sequence of numbers, denoted ''bn'', which characterise a given topological space ''K'by giving, for each dimension, the number of holes in ''K'of said dimension; the rank of the ''n''th homology group, ''Hn'', of ''K''
Esimerkit
- Poincaré proved that Betti numbers are invariants and used them to extend Eulers polyhedral formula to higher dimensional spaces