Circulus in definiendo, 382.

Common Terms, 105. how formed, 99. nature of, 48.

Complex Proposition, 209. conversion of, 709. conversion by contraposition of, 728. conversion by negation of, 721. divided into conjunctive and disjunctive, 214. permutation of, 718.

Complex Syllogism, 731. mixed form of, 778.

Composition, Fallacy of, 849.

Concept, 36, 40 sqq.

Conception, 33.

Conceptualists, 51.

Conclusion, 540. predicate of, 542. subject of, 542.

Conjunctive Syllogisms, 733. canon of, 742. reduction of partly, 744. partly conjunctive syllogisms as an immediate inference, 753.