A.computation, calculation, κατὰ τοὺς τῶν πατέρων ς. according to the (military) ratings of their fathers, D.S.17.94; κατὰ τὸν ς. τοῦ κοινοῦ πολέμου ἔχειν τὰ κτήματα shall have the property according to the assessment of . . , SIG364.38 (Ephesus, iii B.C.).
3. plan, scheme, “συνελογίσατο . . συλλογισμὸν Ἰβηρικὸν καὶ βαρβαρικόν” Plb.3.98.3; οὐ τῇ τύχῃ πιστεύων ἀλλὰ τοῖς ς. Id.10.7.3.
II. putting together of observed facts, Pl.Cra.412a; “ς. ἐστιν ὅτι τοῦτο ἐκεῖνο” Arist.Rh.1371b9: generally, inference, Phld.Sign.14, al.
2. in the Logic of Arist., a syllogism or deductive argument, defined provisionally as an argument in which, certain things being posited, something different from them necessarily follows, APr.24b18, cf. 47a34, al.; of several kinds, e.g. ὁ ἀποδεικτικὸς ς. APo.74b11; ὁ διαλεκτικὸς ς. Top.100a22; ἐριστικὸς ς. ib.b24; sts. opposed to ἐπαγωγή (q.v.); ὁ ἐξ ἐπαγωγῆς ς. the syllogism which springs out of induction, APr.68b15; “τὸ ἐνθύμημα ς. τις” Rh.1355a8.
III. Rhet., inference from written to unwritten law, Hermog.Stat.2, al. (cf. Syrian.in Hermog.2.198 R., al.): pl., ib.11.