Betti Group

The free part of the homology group with a domain of coefficients in the group of integers (if this homology group is finitely generated).

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Abelian group
beta distribution
d/dx f(x)+g(x)+h(x)

References

Alexandrov, P. S. Combinatorial Topology. New York: Dover, 1998.Hazewinkel, M. (Managing Ed.). Encyclopaedia of Mathematics: An Updated and Annotated Translation of the Soviet "Mathematical Encyclopaedia." Dordrecht, Netherlands: Reidel, p. 380, 1988.

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Betti Group

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Weisstein, Eric W. "Betti Group." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/BettiGroup.html

Betti Group

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References

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