Talk:List of production functions

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usefullness

to andy:

you are too fast, I just click "save" to avoid lost of my editing, you add the tag right away!

With a list of production function, then people can easily find a specific function, so this page is needed! Please help to improve this page. rather than just delete it. Also, I would like to have a page A list of utility functions. Jackzhp (talk) 16:55, 14 February 2009 (UTC)[reply]