In 1072 AD, Omar Khayyam calculated the most precise year length ever documented, a figure that remains so accurate that it is still used today for most practical purposes.  Claimed as “the philosopher of the world” by scholar Al-Zamakhshari, Omar Khayyam was famous in the scientific and mathematical community for his contribution to fundamental theories … Continue reading Omar Khayyam | Biography & Teachings Of An Outstanding Mathematician, Astronomer, And Poet