In an episode of the cartoon, a machine lets characters swap bodies, but they can’t switch back with the same person. Math ...

Suppose you were asked to design an abridged computer science (CS) program consisting of just three courses. How would you go about it? The first course would probably be an introduction to computer ...

1 On our inability to do much. 4 On the reliability of mechanisms. 8 On our mental aids. 15 An example of a correctness proof. 19 On the validity of proofs versus the validity of implementations. 21 ...

This paper begins with a historical review of the mutual influence of physics and psychology, from Freud's invention of psychic energy inspired by von Boltzmann' thermodynamics to the enrichment ...

Schoolchildren from Caversham have become the first to learn a brand new theory that dividing by zero is possible using a new number - 'nullity'. But the suggestion has left many mathematicians cold.