07:48 duration 7 minutes 48 seconds
CL - Lecture 2.d - Negation and Contraposition of…
CL - Lecture 2.d - Negation and Contraposition of Predicates
In this video on syllogisms, we introduce the logic of negation.
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.