Why not 360? Or 512?
CharlesSent from a mobile; please excuse the brevity-------- Original message -------- From: Gary Weinhold <[email protected]> Date: 08/12/2015 10:26 AM (GMT-05:00) To: [email protected] Subject: Re: IBM-MAIN Digest - 10 Aug 2015 to 11 Aug 2015 (#2015-223) And if I were Emperor of the universe, I'd adjust the earth's orbit to make sure it competed a revolution in exactly 365 days. gary On 2015-08-12 00:00, IBM-MAIN automatic digest system wrote: > Date: Tue, 11 Aug 2015 13:19:38 -0500 From: Paul Gilmartin > <[email protected]> Subject: Leap (was: LOADING An AMODE64 Program) > On Tue, 11 Aug 2015 12:37:30 -0500, Joel Ewing wrote: >> > >> >Encyclopedia Britannica is complicit in the confusion to this day by >> >incorrectly implying in their "Leap Year" entry that in addition to the >> >divisible by 4, 100, 400 rules there either is or should be a 4000-year >> >exception rule: >> >"...For still more precise reckoning, every year evenly divisible by >> >4,000 (i.e., 16,000, 24,000, etc.) may be a common (not leap) year", >> > >> >Over 18 years ago (Nov 1996) EB acknowledged that no such rule exists: >> >it was an un-adopted and sub-optimal suggestion by Sir John Herschel >> >around 1820. EB has apparently not yet followed their own internal >> >recommendation in 1996 "to reword this statement in the future". >> > > If I were Emperor of the Universe, I would make the rule: > > Every year divisible by 4 except one divisible by 128 is a leap year. > > 365 31/128 is within one second of the mean tropical year; closer even > than the 4000-year rule. > > The unpredictable secular increase in the length of the day makes a > 4000-year rule pointless. > > -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
