Archive for September, 2013

Friday math movie: Imaginary Number

Imaginary numbers
Imaginary numbers are the result of some mathematical creativity, but have many applications in science and engineering.

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Friday math movie: A clever way to estimate enormous numbers

Making estimates using powers of 10This video shows how to use powers of 10 to make estimates of large numbers.

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IntMath Newsletter: Phi, music and maps

In this Newsletter:

1. Resource: Dr. Geo
2. Music and Phi
3. Maps that help you make sense of the world
4. IntMath Poll
5. Math puzzles
6. Friday math movies
7. Final thought: Clear vision

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Full archive

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