Slightly off-topic here, but flipping through this[1] Abstract Algebra textbook(2009), I found it amusing that the author thanks NSA for support among others :D

Slightly off-topic here, but flipping through this[1] Abstract Algebra textbook(2009), I found it amusing that the author thanks NSA for support among others :D. [1] http://www.amazon.com/Algebra-Chapter-Graduate-Studies-Mathematics/dp/0821847813 http://www.amazon.com/Algebra-Chapter-Graduate-Studies-Mathe...