You're using an ancient browser to surf the modern web. Please update to the latest version (and don't use Internet Explorer!).

Leonardi.DB

a logical geometry project

Typis Pontificiae Universitatis Gregorianae

Typis Pontificiae Universitatis Gregorianae published the following 1 source, containing a total of 3 diagrams.: Fröbes, Joseph. 1940. Tractatus logicae formalis. Roma: Typis Pontificiae Universitatis Gregorianae. (3 diagrams)