Treekiller!

How did I miss this? XKCD is coming out (no, not like that) — as a real book. Oh, the humanity! Trees! RUN FOR YOUR LIVES! Oh, gawd, they can’t!

NY Times: When Pixels Find New Life on Real Paper

“It’s not supposed to be a punch line, but hopefully if you didn’t laugh, you’ll laugh at this,” he said. The title text will appear where the tiny copyright notice would appear on a traditional strip.

Does that mean that the book won’t carry a traditional copyright and instead take its lead from the online comic strip itself, which Mr. Munroe licenses under Creative Commons, allowing noncommercial re-use as long as credit is given?

“To anyone who wants to photocopy, bind, and give a copy of the book to their loved one — more power to them,” he said. “He/She will likely be disappointed that you’re so cheap, though.”

Randall notes on his blag

Note: Some of the stuff in the article is no longer accurate – since then, I’ve gone back and redone the layout and comic selection myself.

Ptole … Doh!

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Reconstruction of a planet’s bizarre orbit with Ptolemy’s system of epicycles and deferents.

What’s behind this? Any periodic function can be represented as a Fourier series. All that’s really happening here is one is plotting it in polar coordinates, and the Fourier components become epicycles. Any one-line drawing made without the pen leaving the paper and starting where it stops, should be able to be represented this way.