Double Book Review: The Emperor’s New Mind and Godel, Escher, Bach: An Eternal Golden Braid
Brain Books

Double Book Review: The Emperor’s New Mind and Godel, Escher, Bach: An Eternal Golden Braid

“A barber (who is a man) shaves all and only those men who do not shave themselves. Does he shave himself?” If you can’t solve the above riddle, don’t worry — nobody can.  The above riddle is an example of a self-referential paradox.  Self-reference is problematic in logic because it allows for many such paradoxes. … Continue reading