Betti number (English, noun)
expansion: Betti number (plural Betti numbers)
Senses:
topics: algebraic-topology
mathematics
sciences
topology
glosses: 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; (formally) the rank of the nth homology group, Hₙ, of K.
Forms:
form: Betti numbers
tags: plural