About this project

Four websites:

The first website, Theory and History of Ontology, created April 13th, 2000 at the address www.formalontology.it, moved August 13th 2010 to a new address: www.ontology.co.

The second, History of Logic from Aristotle to Gödel, created January 5th, 2016, contains also the pages previously published under the section "History of Logic" in Theory and History of Ontology.

The third, Theory and History of Rhetoric created March 25th 2025, will be devoted to the historical development of rhetoric and theory of argumentation.

The fourth and last, Bibliographia. Annotated bibliographies created December 5th, 2016, contains bibliographical resources on philosophy and religion.

Theory and History of Ontology, created April 13, 2000 at the address www.formalontology.it, moved August 13th 2010 to a new address: ontology.co; a mobile version is available when the screen resolution is less than 480 x 500 pixels.

The site is best viewed with a recent version of one of the following browsers: Brave, Chrome, Edge, Firefox, Maxthon, Opera, Safari, UC Browser.

Please note that Internet Explorer is no longer supported as of June 15, 2022.

Pages in Language other than English will contain bibliographical information and references to works published in these languages.

These fonts are used:

For the text: Georgia (Windows, Apple Mac, Linux);

For the terms in Ancient Greek: Georgia (Windows, Apple Mac, Linux).

For the transliteration of Arabic terms: Arial MS Unicode (Windows, Apple Mac, Linux).

For the logical symbols: Lucida Sans Unicode (Windows); Lucida Grande (Apple Mac); Lucida Sans or DejaVu Sans Condensed (Linux);