"One thousand repetitions answer all questions." Confucius (551–479 BC)
## Links:- WebWorK, an open-source online homework system for math and sciences courses
- MOARS, free and open web-based quizzes and surveys for students' mobile devices
- A list of free mathematics textbooks, approved by the American Institute of Mathematics
- Free mathematics textbooks
- Interesting graphing applets for Calculus, Analysis and Differential Equations
- BigBlueButton: a free, virtual learning environment
- Khan Academy: pre-calculus, algebra and calculus videos that may be useful to review and study
- Calculus Videos: Very useful videos of single variable calculus lessons. Good for reviews! Another link to the same videos.
- Another set of useful mathematics videos.
- Olimpiadas Matemáticas de Puerto Rico
- Interesting essay on academic tenure.
Arturo Portnoy, arturo.portnoy@upr.edu, portna@gmail.com, (787) 265-3848, (787) 832-4040 x3171 |