John Locke and the Way of Ideas
John W. Yolton
The Web of Meaning: Integrating Science and Traditional Wisdom
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Theophany: The Neoplatonic Philosophy of Dionysius the Areopagite
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Mathematical Go: Chilling Gets the Last Point
David Wolfe & Elwyn Berlekamp
Tea Classified: A Tealover's Companion
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CRC Concise Encyclopedia of Mathematics, Second Edition
Eric W. Weisstein