Hi @ArtChains_ 
Happy #TEZOSTUESDAY 

Omar Khayam is a Persian mathematician, astronomer, and poet. He made great contributions to these areas. He is best known for his work in geometric algebra, the Jalil calendar, and his poetry collected as, The Rubaiyat.
( 18 May 1048 – 4 December 1131)
His Tomb is in Neyshabour,Iran
4 #xtz
#TEZOSTUESDAY