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Hmm. I can't seem to get this image to display.; deleted 4 characters in body

edited Dec 15, 2009 at 1:37

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Here is the very first piece of original mathematics I ever did, in high school:

The derivative of sine is cosine. alt text http://www.freeimagehosting.net/uploads/cac3a329a8.gif

answered Dec 15, 2009 at 1:31

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