Across
- 4. Not…
- 7. two statements that have the same truth-value for each line of a truth table
- 9. the “then” part of a conditional
- 10. an argument that cannot possibly have all true premises and a false conclusion.
- 11. A statement that is always false
- 12. a statement that isn’t a tautology and isn’t a self-contradiction.
- 13. “or…”
- 14. an array of truth values
Down
- 1. the “if” part of a conditional
- 2. If… then
- 3. if and only if
- 5. “And…”
- 6. A set of statements that can all be true at the same time
- 8. An argument that can have all true premises and a false conclusion