Condorcet's Paradox (Theory and Decision Library C, 40)
Possibilities And Paradox: An Introduction To Modal And Many-Valued Logic
From Brouwer To Hilbert: The Debate on the Foundations of Mathematics in the 1920s
An Invitation to Modern Number Theory
Innovation in Maxwell's Electromagnetic Theory: Molecular Vortices, Displacement Current, and Light
F. P. Ramsey: Philosophical Papers