Countable & Uncountable Infinities
16:41
What is the basic building block of all mathematics? (A surprising answer!)
8:51
Integers & Rationals are both infinite but is it the SAME infinity?
10:02
Countable and Uncountable Sets - Discrete Mathematics
22:00
Lecture 36/65: Infinity: Countable and Uncountable
13:00
Rationals are Countable
13:48
R is uncountable
8:00
Infinity is bigger than you think - Numberphile
10:20