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> I don't know of a way to prove equipotence except by creating a 1-1 relationship between the sets in question. The usual definition of two sets having the sa
by creata 2y ago
> I don't know of a way to prove equipotence except by creating a 1-1 relationship between the sets in question.
The usual definition of two sets having the same size (cardinality) is that they are in bijection. So ultimately, any proof that |A| = |B| will reduce to a "creating a 1-1 relationship between the sets in question", or at least showing that one exists.
- andrewflnr 2y agoOk cool, I didn't remember that was the actual definition.