Help with Tutorial 3, if you need it
Sentential Logic: 10 Tutorials
- Tutorial 1 Introduction, sketch of course, and symbolizing atomic sentences.
- Tutorial 2: Symbolizing compound sentences
- Tutorial 3: Sentences and Truth
- Tutorial 4: Arguments and searching for a counter example
- Review 2
- Tutorial 5: Valid arguments, searching for a proof
- Tutorial 6: What is a derivation and what does it prove? How experts do derivations.
- Tutorial 7: Conditional Proof
- Tutorial 8: Reductio ad Absurdum
- Tutorial 9: The Remaining Sentential Rules of Inference
- Tutorial 10: Common Inference Patterns and Rewrite Rules
- Review of Sentential Logic
- Sentential Logic: Try your own derivations
- Predicate Logic: 15 Tutorials