Square of Opposition (Popularity: )

Article in the Stanford Encyclopaedia of Philosophy, by Terence Parsons.

Kenny's Overview of Hofstadter's Explanation of Gödel's Theorem (Popularity: )

A reasonably detailed explanation of Godel's Theorem by Kenny Felder.

The Summulae of John Buridan (Popularity: )

A critical introduction by Gyula Klima.

Scholastic Logic (Popularity: )

Chapter Two of Joseph Perrier's "The Revival of Scholastic Philosophy in the Nineteenth Century" (1909).

Aristotle's Logic (Popularity: )

Introductory article by Garth Kemerling.

Alan M. Turing (Popularity: )

Entry from the Stanford Encyclopedia of Philosophy by Andrew Hodges.

Peter of Spain (Petrus Hispanus) (Popularity: )

Life and work of 13th century logician and author of the Tractatus; from the Stanford ...

Mediaeval Logic and Philosophy (Popularity: )

Resource maintained by Paul Vincent Spade at Indiana University.

Aristotle's Reform of Paideia (Popularity: )

Article by Evelyn Barker, arguing that the principal aim of Aristotle's Organon was to reform ...

Medieval Theories of Modality (Popularity: )

Article at the Stanford Encyclopaedia of Philosophy.

Medieval Theories of Analogy (Popularity: )

Entry in the Stanford Encyclopaedia of Philosophy, by E. Jennifer Ashworth.

Logic (Popularity: )

Entry in the Catholic Encyclopaedia (1917), dominated by a historical survey from Indian and Pre-Aristotelian ...

Scholasticism (Popularity: )

Online text by Joseph Rickaby (1908).

Hilbert's Problems (Popularity: )

Article in the Platonic Realms. Lists 23 problems posed to the second international mathematics congress ...

Alan Turing (Popularity: )

Encyclopedia biography from Wikipedia.

Alan Turing Papers (Popularity: )

Collection record of Turings papers at Kings College, Cambridge.

Alan Turing Archive (Popularity: )

Archive and historical records pertaining to the work of computing pioneer Alan Turing.

Alan Turing (Popularity: )

Biographical entry in the FOLDOC.

A Slice of Philosophy: Gottlob Frege (1848-1925) (Popularity: )

A slice of Frege's life and works. Listing of all his works and suggestions to ...

Alan Turing: The Biography Project (Popularity: )

Biography, bibliography and links.