Forward Discrete Cosine Transform

R. Matthew Emerson? wrote a Lisp Mathematics function implementing the Forward Discrete Cosine Transform (as used in JPEG). He also compared it to the C version from the well-known IJG JPEG library. This code is placed in the Public Domain

See http://www.thoughtstuff.com/rme/lisp.html#dct-speed

This page is linked from: Changes In Autumn 2000

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