Kurdish calendar throughout Kurdistan follow the same principal structure for the "Kurdish days of the week". The Kurdish name for the first day of the week Sheme (Saturday) is in fact descended from Akkadian word Shabattu (In Sumerian Shabbât, Arabic Sabbath, Pahlavic Shunbat, Persian Shambed; Shamba; Shanbeh, even transferred to Greek as Sabbaton, German Samstag, Italian sabato, Spanish sábado, French Samedi). The Akkadian called the 15th day of the month, the day a full moon appears, Shabbattu. The question still remains why such an adoption was made for Kurdish and Persian days of the week. It has been documented that the Babylonian
Determination of the day of the week possible to do all the calculations in one's head with a little practice). None of the methods given here perform range checks, so unreasonable dates will produce erroneous results. Every seventh day in a month has the same name as the previous: "Corresponding months" are those months within the calendar year that start on the same day of the week. For example, September and December correspond, because September 1 falls on the same day as December 1. Months can only correspond if the number of days between their first days is divisible by 7, or in other words, if their