Sizes of infinity fall into two broad classes: countable infinities, and uncountable infinities.
A set $~$S$~$ is uncountable if it is not countable.
https://arbital.com/p/uncountable
by Jason Gross Mar 26 2016 updated Oct 21 2016
Some infinities are bigger than others. Uncountable infinities are larger than countable infinities.
Sizes of infinity fall into two broad classes: countable infinities, and uncountable infinities.
A set $~$S$~$ is uncountable if it is not countable.