PHIL 2110 Lecture Notes - Lecture 1: Informal Logic

• School: University of Guelph
• Department: Philosophy
• Course: PHIL 2110
• Professor: Yussif Yakubu

Document Summary

), and sufficiency of premises (do they get us to conclusion?: formal/symbolic logic deals with validity of premises and rules of inference. E. g. all humans are mortal, socrates is human; therefore, socrates is mortal. The connectedness is such that some of the statements (or premises) serve as reasons for one statement: the conclusion. So, arguments must have a conclusion, and reasons that support that conclusion, called premises. The conclusion it the claim or assertion that the argument is intended to. The premises are the statements that are presented as reasons for the conclusion if there is no conclusion, then there are no premises. Premise n: i assert that n (there can be one or more premises) A and b and any other premises are connected to c in a way that persuades or compels us to accept c if we accept a and b. But not all connected series of statements propositions constitute an argument.