[LEAPSECS] LEAPSECS Digest, Vol 88, Issue 31

[Greg Hennessy]

On 01/14/2014 07:17 PM, Joseph M Gwinn wrote:

> Well, while the idea of zero wasn't well established in Christ's time,

> they did have zero (and negative numbers) in the time of Pope Gregory,

> who established the Gregorian Calendar in 1582.



Dennis McCarthy once forwarded me an english translation of the
Inter gravissimas, and it is utterly silent as to what to call the
year before 1 AD.