No less a mind than Bertrand Russell, of Principia Mathematica fame, was responsible for this paradox, which opened a hole in math. It’s those barbers. The Barber Paradox shows that barbers are not to ...
We recently wrote about how infinitely large sets are not all the same size as each other, but we were a bit vague about what we meant by a set. The people who invented set theory also started out ...
When it comes to time-traveling, there are a lot of inconsistencies that can come to mind and the questions seem to be piling up one after another. Although the possibility of time-travel is arguable ...
When it comes to teaching math and science, is the grass always greener across the Pacific Ocean? “I'm working with educators to help prevent students from hating math before they even know what it is ...
Time travel has been the staple science fiction books and movies for many years. Most who have read or watched content focusing on time travel knows about the paradox issue. Perhaps the best example ...
Editor’s Note: Published in 1957, this article comes from Martin Gardner’s legendary Scientific American column Mathematical Games. Read more in our special digital issue, Fun and Games. A paradox is ...
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