Traditional Logic

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Across
  1. 3. equivalent When two statements are logically the same even though they may use slightly different words.
  2. 6. When a term is only used particularly as in it only refers to some members of the class.
  3. 7. The two steps to this method of converting sentences are Change the quality of the sentence and Negate the predicate.
  4. 8. The term that appears in both premises but not in the conclusion.
  5. 10. A sentence or statement which expresses truth or falsity
  6. 11. There is only one step to this method of converting sentences and it is as to Interchange the subject and predicate.
  7. 12. When we take truths that are already known to us and arrive at another truth.
  8. 13. Law of argumentation If the antecedent is true, the consequent must also be true.
  9. 16. inference The act by which the mind establishes a connection between the antecedent and the consequent.
  10. 17. The premise which contains the major term
  11. 18. The predicate of the conclusion
  12. 19. The status of a term in regard to its extension.
Down
  1. 1. A group of propositions in orderly sequence one of which is said to be necessarily inferred from the others.
  2. 2. When our minds stop or conclude at this third step is called.
  3. 4. This is a mental act whose verbal expression is called a proposition.
  4. 5. When we perceive the first premise as being true and when we perceive the second premise as also being true, these two steps together are called this.
  5. 8. The subject of the conclusion
  6. 9. Negation The rule for this says that a term which is not negated is equivalent to a term that is negated twice.
  7. 11. The conclusion is the ________in our reasoning.
  8. 14. Apprehension This is an act by which the mind grasps the concept or general meaning of an object without affirming or denying anything about it.
  9. 15. The verbal expression of a simple apprehension