User contributions
- 04:40, 14 April 2022 (diff | hist) . . (+75) . . 2606: Weird Unicode Math Symbols (The former is from the math stack exchange page on the mystery, the latter from the y combinator on same.)
- 19:01, 9 April 2022 (diff | hist) . . (+131) . . 1625: Substitutions 2 (→Explanation)
- 03:38, 22 March 2022 (diff | hist) . . (+146) . . 2596: Galaxies (→Explanation)
