PHIL 1100 Lecture Notes - Lecture 1: Deductive Reasoning, Begging The Question

• School: York University
• Department: Philosophy
• Course: PHIL 1100
• Professor: Brian Huss

Document Summary

An argument is a series of statements, one of which (the conclusion) is supposed to follow from (be proven by) the others (the premises). Statement - a sentence that can be true or false. arguments in standard form. Draw a line. write the premises above the line. write the conclusion below the line. number the premises and conclusion: (1) socrates is a man. (2) all men are mortal. __________________ (3) socrates is mortal. good arguments premises conclusion. A good deductive argument is a sound argument that is not question-begging. sound argument. A sound argument is a valid argument with all true premises. valid argument. Validity is the way in which a conclusion follows form the premises of a deductive argument. An argument is valid if and only if: If all the premises were true, the conclusion would have to be true. It is impossible for all the premises to be true and the conclusion false.