Interactive Real Analysis : a website for math fundamentals

Seton Hall University (New Jersey, USA) hosts a team working to set-up a website on Interactive Real Analysis where there is already a good amount a very infromative mathematical topics:
http://web01.shu.edu/projects/reals/index.html

Here is the history of some great mathematicians:

http://web01.shu.edu/projects/reals/history/

Here is a source of function fundamentals:

http://web01.shu.edu/projects/reals/cont/index.html

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