This reminds me that 90, in French, is quatre-vingt-dix which translates into J as (4*20)+10
Thanks, -- Raul On Fri, Jun 1, 2018 at 3:35 PM Donna Y <[email protected]> wrote: > > The first decade of the Julien calendar had as many years as most people have > fingers on their to hands that they use to count. The years numbered in Roman > Numerals: > I, II, III, IV, V, VI, VII, VIII, IX, X, > Of course in those days they did not write IV for four or IX for nine—that > came about after the printing press. > > Even without zero, decades have 10 years—count from 1 to 10 or 0 to 9. > > Roman numerals were additive before then and afterwards required adding and > subtracting but did not need 0 to be a placeholder because each numeral had a > value > > I 1 > V 5 > X 10 > L 50 > C 100 > D 500 > M 1000 > > The used conventions such as brackets or frames or bars to denote large > multiples to express larger numbers. > > You don’t use 0 to denote numbers in Roman numerals—if there are no I or X > they are not listed. > > The number 1732 would be denoted MDCCXXXII in Roman numerals > > C.E. 1 follows immediately after 1 B.C.E.—one year earlier than year one is > denoted 1 BCE high is important hen calculating spans of time that cross from > before to after year 1. A person born in 10 B.C.E. and died in C.E. 10, > attained age of 19, not 20. > > > Dionysius invented the Anno Domini era about 525 C.E.—many people were > expecting the end of the world to occur 500 years after the birth of Christ > In calculating a table of the dates of Easter --the new moon, was zero. > Dionysius was the first known medieval Latin writer to use a precursor of > the number zero using Roman for Null and Nil. He stated Jesus’ birth as 525 > years ago without saying why—historians mostly set the date at 1 BCE or > sometimes 1AD and some others 4 BCE relative to other historic events. > > > Y2K as the reason for the 1999-2000 celebrations in anticipation of the end > of the world as we know it thanks to sloppy date routines in much of the > computer code. Two thousand one paled by comparison to Kubric’s Space Odyssey. > > > > Donna Y > [email protected] > > > > On Jun 1, 2018, at 10:44 AM, R.E. Boss <[email protected]> wrote: > > > >> the first decade of the modern era (A.D., C.E.) has only 9 years in its > >> "decade"--1,2,3,4,5,6,7,8,9 (because there's no year 0). > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
