Video Circles

This is the spreadsheet that was used to explore the finite difference (incremental) evaluation of a polynomial as an efficient way to generate circles as a high definition television test pattern. The same evalutaion technique was used to make circles with TinyTv.

The tables that appear on the right of this image were cut and pasted into Word to make the tests. Here is the original excel file shown above and the test file made from it:


Last edited October 16, 2003
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