Studia Logica: An International Journal for Symbolic Logic, Vol. 96, No. 3 (December 2010), pp. 349-373 (25 pages) We introduce a Gentzen-style modal predicate logic and prove the cutelimination ...

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 ...

Then in the early 20th century, Jan Lukasiewicz proposed a three-valued logic (true, possible, false), which never gained wide acceptance. In 1965, Lotfi A. Zadeh of the University of California at ...

When asked the question, "What is a theory?" most of my students (regardless of age or educational level) respond with an explanation that is akin to "a reasonable, educated/informed guess." Indeed, ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...