Mathematics: Find Articles

Abstract & full-text database of technical papers on mathematics subjects. To view abstract, click the "abs" link. To download text of an entry, click the "pdf" link to find a button which will create a .PDF file, readable by Adobe Acrobat Reader. ArXiv is maintained by U.S. National Science Foundation, the U.S. Department of Energy, and the Los Alamos National Laboratory.

Outstanding site on all aspects of mathematics.

Links to over 5,000 calculators for all kinds of purposes. Almost any calculation you might need to make is covered: mortgages, energy savings, flooring, conversions, you name it. For example, under the "Distance & Location" link, you'll find the GREAT CIRCLE CALCULATOR by E. Williams, which computes true course and distance between two points on the earth.

Over 17,000 facsimiles of documents of importance in the history of mathematics. The site is supported by the Deutsche Forschungsgemeinschaft. There are two parts: A literature database based on the "Jahrbuch über die Fortschritte der Mathematik" (1868-1942), and an archive of digitised mathematical publications at the Staats- und Universitätsbibliothek Göttingen.

The famous educational site that gives video tutorials for specific concepts.

Pew Research Center site explaining how they process their statistics