Determination of the day of the week *104804 + 4, "n" = 104804 and "k" = 4 which implies that August 13, 2009 is the fourth day into the 104805th week since 01/01/0001. 13 August 2009 is Thursday; therefore, the first day of the week must be Monday, and it is concluded that the first day 01/01/0001 of the calendar is "Monday". Based on this, the remainder of the ratio "Base/7", defined above as "k", decides what day of the week it is. If "k" = 0, it's Monday, "k" = 1, it's Tuesday, etc. Determination of the day of the week The determination of the day
Dienstag aus Licht As was the case for most of the operas in the "Licht" cycle, component sections of "Dienstag" were commissioned and composed separately, and given seriatim premieres. The first component of this opera was in fact the first part of the entire "Licht" cycle to be composed: "Jahreslauf" (Course of the Years), which became the first act of "Dienstag", was originally written in 1977 as an independent piece for gagaku ensemble. Stockhausen finished it in Kyoto in the fall of 1977, and it was premiered by the Imperial Gagaku Ensemble at the Tokyo National Theatre on 31 October. This version is