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/d5940f69d2.jpg
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/d5940f69d2.jpg