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Discussion: Simple Harmonic Motion tool
Topic: two different tools
Related Item: http://mathforum.org/mathtools/tool/1127/


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Subject:   two different tools
Author: George
Date: Feb 4 2004
http://matti.usu.edu/nlvm/nav/frames_asid_109_g_4_t_2.html?open=activities

http://www.ugrad.math.ubc.ca/coursedoc/math100/demos/trig/harmonic.html

I used both these tools to graph similar functions and got different results
that I captured in these two pictures.
www.mste.uiuc.edu/reese/misc/waveForm.jpg
and
www.mste.uiuc.edu/reese/misc/curiousWaveForm.jpg

I would ask my class, or anyone else who would want to comment; how important is
it for, say, a high school trigonometry student to be able to critique displays
they get from computer visualizations?

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