Mathematics for Computer Science: a free, CC-licensed MIT textbook
by Cory Doctorow from on (#2F6KR)
This is indeed an up-to-the-minute text [PDF], dated Mar 7, 2017. It's written by Googler/MIT prof Eric Lehman, MIT/Akamai scientist F Thomson Leighton and MIT AI researcher Albert R Meyer, as a companion to their Mathematics for Computer Science open course. (via 4 Short Links)