Across
- 2. A set of premises that together are meant to provide support for a conclusion.
- 5. A statement that is true if both the conditional and its converse are true.
- 7. A statement that expresses a judgement or opinion.
- 8. The study of reasoning and principles of valid inference.
- 9. A statement or proposition that is regarded as being self-evidently true.
Down
- 1. The part of a sentence or clause containing a verb and stating something about the subject.
- 3. The logical equivalent of a conditional statement, formed by negating and reversing both the hypothesis and conclusion.
- 4. A statement that is always true, no matter the truth value of its components.
- 6. The process of drawing a conclusion based on premises.