Mathematics
See also: math study
 online math/TeX editor
 Math is not linear
 How has math changed your world view
 The experience of mathematical beauty and its neural correlates
Locked doors, headaches, and intellectual need  Affording Play
Casual math books
 Ask HN: Are there books for mathematics like Feynman’s lectures on physics?  Hacker News
 Foolproof and other mathematical meditations.. (see bottom of the page for the PDFs of the chapter.)
Discussions and recommendation sources
 Many gems were found by searching for “Multivariate calculus” on HN.
 Learning Math, post college
 How to develop a mindset for math
 Steve Yegge’s Math for Programmers
 Mathematics I Use
Textbooks
About Mathematics
 Where mathematics comes from
 What is a proof – by Prof. Keith Devlin
Linear Algebra
Calculus
 FiniteDimensional Vector Spaces by P.R. Halmos

Difference Equations to Differential Equations – synechism.org By Dan Sloughter, Furman University. written in verry approachable style.
Discrete Mathematics
 UVic Discrete Mathematics Study Guide “If you are in a 100 or 200 level discrete math class and you need supplementary notes, I suggest looking at these”
Blogs
Links
 Math Equations – a whole site dedicated to equations from mathematics and science.
 Desmos  Beautiful, Free Math Explore math with Desmos Graph functions, plot tables of data, evaluate equations, explore transformations, etc.,
 Blackboards. Prof Knill’s lecture notes on mathematics are wonderful. In the linked article he likes blackboards over whiteboards. I agree (may be because, all my formative years were taught using blackboards).
 Pauls Online Math Notes
 patrickJMT  YouTube
 What is the best (free) way to catch up on advanced math skills, when the highest level math you know well is simple algebra? : AskReddit
 Joseph Varghese Kureethara CMI: Mathematics for Everyone a list of 91 popular math books aimed at a general audience
 The Principles of Mathematics  Bertrand Russell