Single Idea 9683

[catalogued under 4. Formal Logic / F. Set Theory ST / 2. Mechanics of Set Theory / a. Symbols of ST]

Full Idea

X ∩ Y indicates the 'intersection' of sets X and Y, which is a set containing just those things that are in both X and Y.

Gist of Idea

X ∩ Y indicates the 'intersection' of sets X and Y, the objects which are in both sets

Source

Graham Priest (Intro to Non-Classical Logic (1st ed) [2001], 0.1.8)

Book Reference

Priest,Graham: 'Introduction to Non-Classical Logic' [CUP 2001], p.-6