CHAPTER III.. _syllogisms._

SYLLOGISMS.

§ 1.

Representation of Syllogisms.

Rules 73

§ 2.

Formulæ for Syllogisms.

Three Formulæ worked out:--

Fig. I. xm{0} + ym'{0} ¶ xy_{0} 75

its two Variants (a) and (b) "

Fig. II. xm{0} + ym{1} ¶ x'y_{1} 76

Fig. III. xm{0} + ym{0} + m{1} ¶ x'y'{1} 77

=Table IX.= Formulæ and Rules 78

Examples worked briefly, as models "

§ 3.

Fallacies.

'=Fallacy=' 81

Method of finding Forms of Fallacies 82

Forms best stated in words "

Three Forms of Fallacies:--

(1) Fallacy of Like Eliminands not asserted to exist "

(2) Fallacy of Unlike Eliminands with an Entity-Premiss 83

(3) Fallacy of two Entity-Premisses "

§ 4.

Method of proceeding with a given Pair of Propositions.

Rules 84

pg-xxviii =BOOK VII.=

=SORITESES.=