02:57 duration 2 minutes 57 seconds
CL - Lecture 2.c - Aristotle’s Universal…
CL - Lecture 2.c - Aristotle’s Universal Propositions
In this video on syllogisms, we present a new form of proposition -- universal denial. Introducing negation gives a new syllogism as an instance of barbara.
04:10 duration 4 minutes 10 seconds
CL - Lecture 2.b - Aristotelian Syllogisms. First…
CL - Lecture 2.b - Aristotelian Syllogisms. First Example
This is the third video on Syllogisms. We use Venn diagrams to show that barbara is sound.