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The Blue and Brown Books
Preliminary Studies for the Philosophical Investigations
Ludwig Wittgenstein
These works, as the subtitle makes clear, are unfinished sketches for Philosophical Investigations, among the m
The Road to Reality
A Complete Guide to the Laws of the Universe
Roger Penrose
Roger Penrose, one of the most accomplished scientists of our time, presents the only comprehensive and compreh
astronomy, cosmology, mathematics, physics, quantum, relativity