A Persian mathematician and astronomer, Khayyam is known in the West through Edward FitzGerald’s free 1859 English version of his quatrains, The Rubaiyat, with its theme of enjoying the fleeting moment.
Free in the library:
Yes. Omar Khayyam’s poems are in the public domain. Full books are also free in the library.
The Rubaiyat (tr. FitzGerald) (1859).