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Thread: calculating pi

  1. #1 calculating pi 
    Moderator Moderator AlexP's Avatar
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    sorry if i'm being horribly ignorant here, but how exactly do you go about calculating pi out to the _th digit?


    "There is a kind of lazy pleasure in useless and out-of-the-way erudition." -Jorge Luis Borges
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  3. #2  
    Forum Ph.D.
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    Here's my lazy answer:

    http://en.wikipedia.org/wiki/Calculating_Pi

    Isn't Wiki great?


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  4. #3  
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    Quote Originally Posted by Neutrino
    Here's my lazy answer:

    http://en.wikipedia.org/wiki/Calculating_Pi

    Isn't Wiki great?
    Yeah. Here's another one that may be useful.
    http://en.wikipedia.org/wiki/Category:Pi_algorithms
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  5. #4  
    Forum Professor river_rat's Avatar
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    Or if you are lazy try the taylor expansion for arctan - its slow but easier to do on paper.
    As is often the case with technical subjects we are presented with an unfortunate choice: an explanation that is accurate but incomprehensible, or comprehensible but wrong.
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  6. #5  
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    a reality you have all yet to properly explain
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    I've got one as well, probably the longest explanation you will ever find:

    http://www.streamsystems.com.au/

    ( page 336 (including previous text) )
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