We consider extending the modal logic KD45, commonly taken as the baseline system for belief, with propositional quantifiers that can be used to formalize natural language sentences such as ...

This week we discuss the completeness theorem for the propositional calculus. Details can be found in this handout. You should also read Lemmon Chapter 4 during the next two weeks.

Heinrich Behmann (1891–1970) obtained his Habilitation under David Hilbert in Göttingen in 1921 with a thesis on the decision problem. In his thesis, he solved—independently of Löwenheim and Skolem's ...

This course is compulsory on the BSc in Philosophy and Economics, BSc in Philosophy, Logic and Scientific Method, BSc in Philosophy, Politics and Economics and BSc in Politics and Philosophy. This ...

when thinking about logical agents, we imagine that the agent has a knowledge base (KB for short) that contains logical sentences that describe the state of the world you could think of a KB as a ...

This course is available on the MSc in Philosophy of Economics and the Social Sciences and MSc in Philosophy of Science. This course is freely available as an outside option to students on other ...

Due: Assignment #4 (Lemmon p. 62, #2 (all), #5 (omit i,j,k,l), #7; p. 73, #1 (part one, omit j,k); #3 (part one).) Reading: Lemmon Section 3.3 [Also read Sections 3.1 & 3.2 if you have not already.] ...