# Important information about Homology group

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Determine the structure of the homology group H_n(X), n >= 0, if X is

(a) the set of rational numbers with their usual topology;

(b) a countable, discrete set.

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##### Solution Summary

An homology group is investigated. The set of rational numbers with their usual topology is discussed.

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All continuous maps from connected spaces C to either the rationals or Z (a countable ...

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