Unfigured Syllogism, [378] n.
Unity, Law of, [473]. 548
Universal Propositions, [97]–100; their existential import, [235]–8.
Universality of Judgments, [76], 7.
Universe of Attributes, [31] n.
Universe of Discourse, [29], 30; [75], 6; [210]–13; [226] n. ; [234], 5.
Univocal Name, [65].
Veitch, J., [54] n. ; [201] n. ; [203]; [207] n.
Venn, J., [15] n. ; [30] n. ; [44] n. ; on verbal disputes, [50] n. ; on contradictory terms, [62] n. ; [96] n. ; on Hamilton’s geometric scheme, [156] n. ; on Euler’s diagrams, [159], [162] n. ; on Lambert’s diagrams, [165] n. ; his own scheme of diagrams, [166]–8; on the predicative mode of interpreting propositions, [179], [180]; [185] n. ; [193] n. ; [200] n. ; [210] n. ; on the existential import of propositions, [220] n. ; on the inference of particulars from universals, [226] n. ; [235]; [237]; [238]; application of his diagrammatic scheme to syllogistic reasonings, [345], 6; on the logic of relatives, [387], 8; [424] n. ; [506]; [507] n. ; [530].
Verbal Dispute, [50] n.