Understanding Tautology, Contradiction, Contingency, and Satisfiability in Discrete Mathematics

Discrete Mathematics: Tautology, Contradiction, Contingency & Satisfiability Topics discussed: 1. Tautology. 2. Tautology example. 3. Contradiction. 4. Contradiction example. 5. Contingency. 6. Contingency example. 7. Satisfiability. 8. Satisfiability example. 9. Unsatisfiability. 10. Valid proposition. 11. Invalid proposition. Follow Neso Academy on Instagram: @nesoacademy(https://bit.ly/2XP63OE) Contribute: http://bit.ly/3EpZgBD Memberships: https://bit.ly/2U7YSPI Discord: https://bit.ly/3HiGtJr WhatsApp: https://whatsapp.com/channel/0029Va9B1Bq4tRru0nqgtx3h Books: https://bit.ly/4cZYQil Website ► https://www.nesoacademy.org/ App ► https://play.google.com/store/apps/details?id=org.nesoacademy Facebook ► https://www.facebook.com/nesoacademy Twitter [X] ► https://x.com/nesoacademy Music: Axol x Alex Skrindo - You [NCS Release] #DiscreteMathematicsByNeso #DiscreteMaths #Tautology #Contradiction #Contingency