User contributions
- 23:25, 7 January 2019 (diff | hist) . . (+381) . . 2003: Presidential Succession (→Order of succession: Chestnut is now 35. Updating and noting an opportunity for a Europa tie break. Maybe some PyEphem expert can do the astronomical calculations.)
- 22:23, 22 February 2018 (diff | hist) . . (-2) . . 1131: Math (→Explanation)