Note 175 — Chapter V
Reading edition
We might also represent the universe of discourse by a long rectangle divided into compartments, shewing which of the four possible combinations SP, SPʹ, SʹP, SʹPʹ are to be found. This plan will give the following which precisely correspond, as numbered, with those in the text:—
(i) SP SʹPʹ
(ii) SP SʹP SʹPʹ
(iii) SP SPʹ SʹPʹ
(iv) SP SPʹ SʹP SʹPʹ
(v) SP SPʹ SʹP
(vi) SPʹ SʹP SʹPʹ
(vii) SPʹ SʹP