Part 02- Properties of Proposition law of excluded middle and law of contradiction. Ali Seron Jason 11 months ago Part 02- Properties of Proposition law of excluded middle and law of contradiction. https://www.gyanodhan.com/video/7B5.%20GATE%20CSEIT/Discrete%20Mathematics%202/524.%20Day%2004%20%20%20Part%2002-%20Properties%20of%20Proposition%20law%20of%20excluded%20middle%20and%20law%20of%20contradiction.mp4