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Re: Bug with Hypergeometric2F1?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg99816] Re: Bug with Hypergeometric2F1?
  • From: irchans <infinitgames at yahoo.com>
  • Date: Fri, 15 May 2009 04:19:30 -0400 (EDT)
  • References: <gtnk81$3os$1@smc.vnet.net>

Thank you all for your replies.  I completely understand why it did
not work the way I expected.  I should have thought of the machine
number round off error, but I didn't.  Thanks for helping me out!

Cheers,
Irchans


On May 4, 4:46 pm, irchans <infinitga... at yahoo.com> wrote:
> When I run this code:
>
> vol1[n_, k_] = Sum[ Binomial[n, i], {i, 0, k}]
> vol1[1000, 1]
> vol1[1000, 1.]
>
> I get
>
> Out[1] = 1001
>
> Out[2] = 7.12935*10^288
>
> I am running Mathematica 7.0.0 on windows 2000.  Does anyone else have
> this problem?



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