Writings of Leon Trotsky (1930-31)
Leon Trotsky
Goal-Directed Proof Theory
Dov M. Gabbay & N. Olivetti
Wittgenstein's Lectures on the Foundations of Mathematics, Cambridge, ...
Ludwig Wittgenstein
The World as a Mathematical Game: John Von Neumann and Twentieth ...
Giorgio Israel & Ana Millán Gasca
Revelations Awareness - Cosmic-Awareness-[..]
Ramtha & Judy Zebra Knight
Introduction to the Maths and Physics of Quantum Mechanics
Lucio Piccirillo