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Type: Posts; User: bomo321

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    Closed: Re: factorial of (1/2)

    Yes check out

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

    there you find how it's done.
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    Closed: Re: factorial of (1/2)

    Damn. This is how it goes. Just calculate

    Gamma(3/2)

    by integrating and then just use the general definition

    x! = Gamma(x+1)

    for all real x.
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    Closed: Re: factorial of (1/2)

    Yes the value comes from the gamma function.

    The factorial n! coincides with the gamma function at positive integer values. So if one equates the factorial function on all positive reals with the...
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    Closed: Re: INFINITY

    countable infinity means "can be put into a one to one corespondens with the natural numbers" and uncountable means that this impossible. So the integers {..,-3,-2,-1,0,1,2,3,...} are e.g. countable...
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    Closed: Re: About integrable function

    The answers above seem to answer the question: when is a function integrable?
    One answer is e.g. that all continuos functions are Riemann integrable on a closed interval. If we use another...
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