Nawrūz'nāmah va Rubā'īyāt: Persiska (Farsi) 1403

The book "Nowruznameh" by Omar Khayyam is considered one of the important works of classical Iranian literature. This book is essentially a treatise on the origin, history, and customs of the Nowruz celebration, which has great cultural and social importance for Iranians. In this book, Khayyam discusses the origin of Nowruz and how it was formed. This book is recommended to all those interested in ancient Iranian history. Considering Khayyam's references to the emergence of the Jalali calendar and the leaps before it, the book must have been written around 495 AH (480 solar year). Reports of the Nowruz and Mehregan celebrations and the history of these two days have been mentioned repeatedly in Arab literary and historical books, and in Persian literature before Khayyam, they were mentioned in the books of Al-Tafhim and Zain al-Akhbar. The only Persian book that has independently discussed Nowruz. . This is the same book. Of course, the book Fada'il al-Nowruz was written in Arabic by Sahib bin Ebad about two hundred years before Khayyam. The newspaper is a book about the origin of the Nowruz celebration and its customs and traditions. The sage Omar Khayyam is one of the greatest Iranian scientists and national heroes. He was surrounded by all the arts and knowledge of his time and specialized in philosophy, mathematics, geometry, and astronomy.