Re: [Wikidata] calendar model screwup

2015-07-02 Thread Pierpaolo Bernardi
On Thu, Jul 2, 2015 at 4:16 PM, Neil Harris wrote: > On 01/07/15 15:00, Pierpaolo Bernardi wrote: >> > Just for future reference, if anyone's interested, THE book on this topic is > "Calendrical Calculations". > > Alas, their code is closed-source, but the

Re: [Wikidata] calendar model screwup

2015-07-01 Thread Pierpaolo Bernardi
On Wed, Jul 1, 2015 at 8:17 AM, Markus Krötzsch wrote: > Dear Pierpaolo, > > This thread was only about Julian and Gregorian calendar dates. If and how > other calendar models should be supported in some future is another > (potentially big) discussion. As you said, there are many issues there. >

Re: [Wikidata] calendar model screwup

2015-06-30 Thread Pierpaolo Bernardi
Please also keep in mind that not all calendars set the start of day at the same time. This is not a problem if you only have Julian and Gregorian, but it certainly is if you introduce other calendars. Two events may happen in the same day in one calendar, and on two different days in another cal