OK ---- I'm getting conflicting sources --- So, you thought that was weird?
There was another calendar shift in September 1752 to fix a coding error
So in mid-1975, some high-level AT&T officials met with the Pope, and came to an agreement. The calendar was retroactively changed to bring September 1752 in line with UNIX reality.
After the 10 day hop wouldn't what-was-Sunday be on a Wednesday?
Quoting Wikipedia “Thursday 4 October 1582 was followed by Friday 15 October 1582.”
OK ---- I'm getting conflicting sources --- So, you thought that was weird?
There was another calendar shift in September 1752 to fix a coding error
So in mid-1975, some high-level AT&T officials met with the Pope, and came to an agreement. The calendar was retroactively changed to bring September 1752 in line with UNIX reality.
https://unix.stackexchange.com/questions/17903/is-cal-broken-what-happened-in-september-1752
The command "cal 9 1752" gives
That’s a /humor post (it was a joke)
the "ncal" command also has three different dates of Easter functions
Julian Orthodox Easter (ncal -J -o 1984)
04/09/1984
Western church Easter (ncal -e 1984)
4/22/1984
Greek and Russian Orthodox Easter (ncal -o 1984)
04/22/1984