links should be in alpha order in each section
- https://mathoverflow.net/
- https://www.reddit.com/r/dataisbeautiful/
- https://www.reddit.com/r/math/
- https://www.reddit.com/r/mathgifs/
- https://angelavc.wordpress.com
- http://education.lms.ac.uk/
- http://elegantcoding.com/search/label/Math
- http://gauravtiwari.org/category/math/
- http://hardmath123.github.io/
- http://jeremykun.com/
- https://johncarlosbaez.wordpress.com/
- http://blog.stephenwolfram.com/
- http://3blue1brown.com/
- http://immersivemath.com/ila/#
- http://jackschaedler.github.io/
- http://mathgifs.blogspot.co.uk/
- http://mathogram.desmos.com/
- http://paulbourke.net/
- http://perspectiveinfinity.com
- http://popmath.org.uk/
- http://visualizingmath.tumblr.com/archive
- http://www.borovik.net/
- http://www.fooledbyrandomness.com/
- http://www.gutenberg.org/wiki/Mathematics_%28Bookshelf%29
- https://homotopytypetheory.org/book/
- http://www.math.ias.edu/vladimir/home
- http://www.math.stonybrook.edu/~aknapp/download.html
- http://web.stonehill.edu/compsci/History_Math/math-read.htm
- http://elegantcoding.com/2011/11/eleven-equations-true-computer-science.html
- http://kottke.org/16/01/17-equations-that-changed-the-world