Zulip Chat Archive
Stream: general
Topic: Logic notation hisotry
Tim Daly (Oct 27 2019 at 02:22):
Earliest Uses of Symbols of Set Theory and Logic (http://jeff560.tripod.com/set.html
Last updated: Feb 28 2026 at 14:05 UTC
Earliest Uses of Symbols of Set Theory and Logic (http://jeff560.tripod.com/set.html
Last updated: Feb 28 2026 at 14:05 UTC