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Primary sourceDocument

Risālah dar ʿilm kulliyāt-i wujūd

Omar Khayyám

First page of Khayyám's treatise on universal knowledge, from the National Library of Iran.

This manuscript preserves Khayyám's own philosophical reflections on universal knowledge.

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First page of a handwritten Persian manuscript on a yellowed paper, headed with the title 'علم کلیات' in decorative script, with dense lines of handwritten text in two columns and a blue library stamp on the left margin.
First page of Risālah dar ʿilm kulliyāt-i wujūd. National Library of Iran.

About this source

What it is

This is the first page of a handwritten manuscript of Khayyám's treatise on universal knowledge, held by the National Library of Iran. It is written in two columns with a decorative title.

Why it matters

This treatise is another example of Khayyám's philosophical writing, showing that his intellectual interests went beyond mathematics and poetry into questions about knowledge and existence. The blue library stamp on the page is a reminder of how such manuscripts have been preserved and catalogued over centuries.

Look closer

  • Why might the text be arranged in two columns?
  • What does the library stamp tell us about how this manuscript has been tracked and cared for?
  • What might the title 'universal knowledge' suggest about the topics Khayyám explored?

This document is part of the curated material that grounds the AI version of Omar Khayyam on Humy.ai — when students ask about related events, the AI can quote it and cite it.

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Front cover of a green cloth book titled Rubáiyát of Omar Khayyám, the Astronomer-Poet of Persia, with gold lettering, a gold floral emblem, black decorative arch border, and publisher Houghton, Osgood & Co. at the bottom.Book

Secondary source

Rubáiyát of Omar Khayyám

Edward FitzGerald · 1878

Manuscript page numbered 46 in Arabic script, with a geometric diagram of a rectangle with both diagonals drawn and lettered corners at the top of the page, above several lines of handwritten Arabic text in black ink on aged, yellowish paper.Document

Primary source

Khayyam Geometry Manuscript

Omar Khayyám

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Secondary source

The Rubaiyat of Omar Khayyam (First Edition)

Edward FitzGerald · 1859

Painted manuscript page in Persian miniature style: a seated bearded ruler in a crown gestures toward a woman in green kneeling on a rug, while a small attendant in a blue robe stands at a doorway on the left. Persian text fills the bottom panel.Book

Secondary source

Chahar Maqala

Nizami Aruzi · 1155–1157

Wide view of the central courtyard of the Jameh Mosque of Isfahan under a blue sky with clouds. Tall iwans with ornate tiled and muqarnas vaulting frame the square, with a blue-tiled fountain pool in the foreground and a pair of minarets rising behind the central portal.Artifact

Secondary source

Jameh Mosque of Isfahan

841 (rebuilt 1086-1089 under Khayyám's patrons)

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