https://pinboard.in/u:citizen428/public/ recent bookmarks from citizen428 2010-11-23T18:57:03+00:00 http://www.tug.org/texshowcase/cheat.pdf citizen428cheatsheet science programming mathematics https://pinboard.in/u:citizen428/b:e85880cc914c/ 2010-04-02T09:32:26+00:00 http://www.math.uni-goettingen.de/baule/wbuch.html citizen428dictionary language reference mathematics https://pinboard.in/u:citizen428/b:7c6f576c2a69/ 2010-02-18T19:18:00+00:00 http://people.math.gatech.edu/~cain/textbooks/onlinebooks.html citizen428free books mathematics https://pinboard.in/u:citizen428/b:5d67ad1b554b/