Determination of the day of the week row C) to find the dominical letter that is E. The letter for September 18 is B, so the day of the week is Thursday. Use 16 (in the Julian century row, column E) and 76 (in row D) to find the dominical letter that is A. February 23 is a "D" day, so the day of the week is Wednesday. In a handwritten note in a collection of astronomical tables, Carl Friedrich Gauss described a method for calculating the day of the week for 1 January in any given year. He never published it. It was finally included in
Dydd Santes Dwynwen Dydd Santes Dwynwen Much of Welsh history is based on stories and songs which were traditionally passed on by word of mouth. As such, the original tale has become mixed with elements of folktales and Celtic stories, and so there are a number variations on the tale. In the 5th Century Dwynwen fell in love with Maelon Dafodrill. Maelon returned her feelings but they could not be together for her father forbade the marriage and her father had already promised her to someone else. Dwynwen, distraught by her love for Maelon, prays to fall out of love with him. After