PHIL 200 Lecture Notes - Lecture 1: Temporal Parts, Truth Table, Hemispherectomy

• School: McGill University
• Department: Philosophy
• Course: PHIL 200
• Professor: Michael Blome Tillmann

Document Summary

>>key words: clarity in expression, rigor, thoroughness, intellectual generosity. Ourselves, our world, and our place in it. Q: if you"re human, then you"re mortal, you"re human valid, you"re mortal, if you"re human, then you"re mortal, you"re not mortal valid, you"re not human (cid:1036)(cid:1036)(cid:1036)(cid:1036)(cid:1036)(cid:1036) * -q, -p: if you"re not mortal, then you"re not human, you"re human valid, you"re mortal. Even if they are valid they may not be sound. If p then q, p therefore q, modus ponens. If p then q, not q therefore not p modus tollens. Either a premise is false (or several are), Or the argument is invalid (c doesn"t follow from a and b), eg. ) all pigs can fly. Logic is concerned with whether there is no way the premises can be true and the conclusion false. Modus ponens-argument type: p, if p, then q, therefore, q. They stand for any preposition one can imagine,