Knowledge and Belief. An Introduction to the Logic of the Two Notions.

First Edition. x, 179 pp. Original cloth. Pencil markings on a few pages, else Very Good+, without dust jacket. Copy of Robert Brown, with his signature. "In his pioneering book Knowledge and Belief (1962) Hintikka laid the foundations of what is now known as epistemic logic by formalizing certain epistemological principles for the basic relations 'a knows that p' and 'a believes that p' and by developing a semantic framework for the logical interpretation of these concepts" (Wolfgang Lenzen, Knowledge, Belief, and Probability; please ask for source). "In the early 1960's Hintikka published his seminal work on the logic of knowledge and belief. Since then, epistemic and doxastic logics have grown into a mature discipline with many important applications in philosophy, computer science, game theory, economics and linguistics to mention of few areas of application" (please ask for source). "One of the earliest and most well-known treatments of reasoning about knowledge and belief is the philosophical work of Hintikka in the 1960s" (Maria Fasli, Reasoning about Knowledge and Belief: A Syntactical Treatment; please ask for source). "Use of possible worlds for dealing with knowledge was introduced by Hintikka in 1962 in a book called Knowledge and Belief: an introduction to the two notions" (please ask for source).…