Across
- 1. is a compound proposition that asserts that if one proposition (the antecedent) is true, then another proposition (the consequent) must also be true.
- 5. also known as logical equivalence, means that two propositions have the same truth value in all possible cases.
- 6. indicates that two expressions have the same
- 7. asserts that a proposition is true for at least one member of a domain
- 9. is a compound proposition that is true if and only if at least one of its components is true
- 12. a statement that can either be true or false
- 13. two sets is the set containing all elements of both sets
- 14. is false and vice versal
- 15. is a proposition that is always true, regardless of the truth values of its components
Down
- 2. is a proposition that is always false, regardless of the truth values of its components
- 3. are symbols that express the quantity of things being discussed
- 4. means "for all" or "for every."
- 8. two sets is the set containing all elements that are in both sets.
- 10. indicates that two expressions do not have the same value.
- 11. is a word or phrase that join together in a sentence