The cyclical calendar, as an embodiment of the idea of the “eternal circle”, is also a possible solution to the difficult metaphysical problem of “eternity-time”.
Of course, the ancient Bulgarian calendar r not the only cyclical calendar but it remain: incomparable with its accuracy and functionality to this day. The attempts to attribute its origin to Chinese or Turkic influences have proved futile. A Chinese geographic tractate of the 10th century includes an announcement of the 7th century, stating that the Chinese noted as an interesting fact the use of a 12-year cycle for calendar purposes by the population between Samarkand and Buhara. For them, the 12- year animal cycle as a calendar system outside the 60-year cycle was unknown until the time of the Han dynasty (206 BC-25 AD) when it was included in the Chinese cal