Friday math movie: Science is for everyone, kids included
Meet 12-year-old Amy O'Toole presenting a scientific paper that starts, "Once upon a time..."
Archive for November, 2012
Roller Door problem
Here's a real-life application of calculus posed by a roller door engineer.
Online math education for Ajab, Gujarat
Students in Ajab village, India, enjoying a math lesson via Web conference from the US.
Friday math movie: How things in nature tend to sync up
Steven Strogatz talks about how flocking behavior naturally occurs - and some mathematical reasons for it.
Derivative graphs interactive
Calculus can be a bit of a mystery at first. Explore these graphs to get a better idea of what differentiation means.
Volume of a pendant
A reader asked how to find the volume of a pendant-shaped container. We need volume of solid of revolution.
IntMath Newsletter: Headphones, Desmos, Ada, impedance interactive
In this Newsletter:
1. How do noise canceling headphones work?
2. Complex numbers interactive
3. Math tool: Desmos Graphing Calculator
4. Ada's story
5. Math puzzles
6. Friday math movies
7. Final thought - doing nothing
How do noise canceling headphones work?
How can we enjoy music while traveling on noisy public transport? What is the math behind noise canceling headphones?
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