CK-12 Trigonometry - Second Edition
Ck-12 Foundation
Reification (knowledge representation)
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The Web of Data
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3D Game Engine Design: A Practical Approach to Real-Time Computer ...
David H. Eberly
How to Learn Almost Anything in 48 Hours
Tansel Ali
Astrophysics of Life: Proceedings of the Space Telescope Science ...
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Cracking the Einstein Code: Relativity and the Birth of Black ...
Fulvio Melia & Roy Kerr
Physically Speaking
C. C. Gaither & Alma E Cavazos-Gaither
Dimensional Analysis and Group Theory in Astrophysics
Rudolf Kurth