| 释义 |
Betti GroupThe free part of the Homology Group with a domain of Coefficients in the Group of Integers (if this Homology Group is finitely generated).
References
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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