Question
Wed April 20, 2011 By: Neyhal Menghani

why cant 2 infinite sets be equal?

Expert Reply
Wed April 20, 2011
Two infinite sets may or may not be equal.
Two sets are equal iff (i) hey have same cardinality
(ii) each is a subset of other.
Set of natural numbers and set of rational numbers are two infinite sets but they are not equal.
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