Betti number in German

Betti number in German is Bettizahl.

Betti number in German

Bettizahl

noun

(topology, algebraic topology) 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.

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