When Aristotle and his predecessors devised their theories of logic and mathematics, they came up with the so-called Law of the Excluded Middle, which states that every proposition must either be true ...

This is a preview. Log in through your library . Journal Information Since its inception in 1940, the Journal of the History of Ideas (JHI) has served as a medium for the publication of research in ...

This is a preview. Log in through your library . Abstract Frege explained the notion of generality by stating that each its instance is a fact, and added only later the crucial observation that a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. IN THE SUMMER of 1956, a small group of computer science pioneers ...