The Rubáiyát of Omar Khayyám
Rubaiyat of Omar Khayyam (Persian: رباعیات عمر خیام). The Rubáiyát(Arabic: رباعیات) is a collection of poems, originally written in the Persian language and of which there are about a thousand, attributed to the Persian mathematician and astronomer Omar Khayyám (1048–1123). “Rubaiyat” (derived from the Arabic root word for 4) means “quatrains”: verses of four lines.” (Summary from Wikipedia.)
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