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26 June 2014

Here’s some background on the new Riemann Sums applet I added to IntMath. You can see how we find areas under curves using rectangles.

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Posted in Computers & Internet, Learning, Mathematics | No Comments »

17 June 2014

Jason Padgett was attacked and savagely beaten. He had severe concussion, but an amazing new ability to “see the world through the lens of geometry”.

27 May 2014

Google tries hard to provide super-fast Web pages, and uses calculus in the process.

Posted in Computers & Internet, Mathematics | One Comment »

1 May 2014

Here’s some math background behind the recently updated pulley applet.

Posted in Computers & Internet, Mathematics | 3 Comments »

9 April 2014

A manufactures of range hoods with curved sides wants to know what shape to cut the sheets.

Posted in Computers & Internet, Mathematics | 7 Comments »

3 February 2014

Investigate the meaning of the z-table using this interactive graph.

Posted in Computers & Internet, Mathematics | 2 Comments »

24 January 2014

This is a very creative way to present a lesson – funny, too.

Posted in Computers & Internet, Math movies, Mathematics | No Comments »

14 January 2014

This interactive allows you to place a mask over the photos of so-called beautiful people, and see how close their face is to the ideal.

26 October 2013

A recent comment from a Twitter colleague got me thinking about the value of graphical solutions of equations.

Posted in Computers & Internet, Learning, Mathematics | 12 Comments »

2 October 2013

Here’s an applet where you can investigate how matrix operations work.

Posted in Computers & Internet, Learning, Mathematics | 2 Comments »

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