BBC مستند عمر خیام نابغه پرسشگر شاهکاری از جناب آقای صادق صبا و بخش فارسی شبکه بی بی سی دست مریزاد جانانه و درود بر جناب آقای صادق صبا درود بر بخش فارسی بی بی سی و زنده باد ایران و ایرانی با مهر ع.الف.ساده Omar Khayyám (Persian: عمر خیام, Early New Persian. pronunciation /ˈoːmɒːɾ xæjˈjɒːm/, English pronunciation /ˈoʊmɑr kaɪˈjɑm/), (born 18 May[2] 1048 AD, Neyshapur, Iran--1131 AD, Neyshapur, Iran), was a Persian polymath, mathematician, philosopher, astronomer, physician, and poet. He wrote treatises on mechanics, geography, and music. At a young age he moved to Samarkand and obtained his education there, afterwards he moved to Bukhara and became established as one of the major mathematicians and astronomers of the medieval period. Recognized as the author of the most important treatise on algebra before modern times as reflected in his Treatise on Demonstration of Problems of Algebra giving a geometric method for solving cubic equations by intersecting a hyperbola with a circle. He contributed to a calendar reform. His significance as a philosopher and teacher, and his few remaining philosophical works, have not received the same attention as his scientific and poetic writings. Zamakhshari referred to him as "the philosopher of the world". Many sources have testified that he taught for decades the philosophy of Ibn Sina in Nishapur where Khayyám was born and buried and where his mausoleum today remains a masterpiece of Iranian architecture visited by many people every
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