John the Math Guy
Applied math and color science with a liberal sprinkling of goofy humor.
Showing posts with label
sympathetic vibration
.
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Showing posts with label
sympathetic vibration
.
Show all posts
Wednesday, April 16, 2014
Stupid piano tricks
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Your grandparents may have told you tales of a musical instrument called a "piano". This crude instrument had keys on it, much li...
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