Google doodle celebrates Persian mathematician Omar Khayyam's birth anniversary

Apart from his maths skills, he was also a well-known astronomer and poet. Born in Nishapur in northeastern Iran, Khayyam spent most of his life near the court of the Karakhanid and Seljuq rulers in the period which witnessed the First Crusade.

from Hindustan Times - india http://bit.ly/2HppyUn

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