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 ...
One the giants of 20th century thinking, Bertrand Russell was a hugely influential philosopher, historian and social commentator. Bertrand Arthur William Russell was born on 18 May 1872, at ...