http://www.wolframalpha.com/WolframAlphaAPI.pdf http://www.wolframalpha.com/WolframAlphaAPI.pdf works and more up to date (updated on May 14, 2009) Looks pret

http://www.wolframalpha.com/WolframAlphaAPI.pdf http://www.wolframalpha.com/WolframAlphaAPI.pdf works and more up to date (updated on May 14, 2009) Looks pretty good.