Math You Can't Use : Patents, Copyright, and Software
Ben Klemens
Electromagnetic Retardation and Theory of Relativity: New Chapters ...
Oleg D. Jefimenko
How to Solve It: A New Aspect of Mathematical Method
George Polya
Beyond Order
Jordan B. Peterson
A History of Mathematical Notations: Vol. Ii
Florian Cajori
A History of Mathematical Notations: Vol. I