LEGACY OF NASIRADDIN TUSI KNYAZ ASLAN SUMMARY Due to the great scientist, philosopher and poet of 13-th century Nasiraddin Tusi (1201-1275) Azerbaijani science reached the top. There are strong connections in his philosophical and literary-artistic activity corresponding to the needs of modern period. One of the tasks of different scientific areas is to investigate them.
Nasiraddin Tusi had different researches in the spheres of mathematics, cosmology, mineralogy, trigonometry, geography, history, law, medicine, ethics, logic, religion, poetry, calligraphy and etc. This great scientist who brought world fame to Azerbaijani science is famous as one who had good knowledge in humanities and social sciences and could seriously influence on education of that period.
Valuable sayings and ideas of the great scientist about book and reading are still urgent.
It would be interesting to investigate the scientist’s activity of that period when he was the head of Maragha observatory library.
All these issues are widely investigated in this article.
