Share your knowledge on Readable
Collaborate with others to annotate & explain the things you love

Tempi infinity infinity

Suppose you add up one plus two plus four plus eight plus sixteen plus… well, you get the point. Each number is twice as big as the previous one, so it's pretty obvious that this sum is...
ED COPELAND: Hello. BRADY HARAN: I was going to ask you to describe this in terms that you would describe it to, say, your daughter. And then I remembered your daughter does economics at Cambridge. ED...
Today we're going to count infinity. Now counting may seem elementary, like, when we say that we have five sheep, what we mean is that we have one sheep for every number from one to five. And...