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Re: Large Numbers [message #65111 is a reply to message #65024]

Tue, 10 February 2009 09:28

Michael Galloy
Messages: 1114
Registered: April 2006

Senior Member

Jeremy Bailin wrote:
> What I've run into a few times lately is taking sums and differences
> of very large numbers. Logarithms are not so useful in those cases...
> anyone have any general useful techniques (beyond the usual "re-phrase
> your equations to only calculate the differences between sums instead
> of the sums themselves")?

Absent techniques for the particular problem, you could always use Ron
Kneusel's BigNum (for integers) and Arbitrary precision floating point
packages. They are on the ITT VIS code contrib library.

Mike
--
www.michaelgalloy.com
Tech-X Corporation
Associate Research Scientist

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[Message index]

		Re: Large Numbers By: David Fanning on Fri, 06 February 2009 20:13
		Re: Large Numbers By: pgrigis on Fri, 06 February 2009 20:06
		Re: Large Numbers By: David Fanning on Fri, 06 February 2009 19:59
		Re: Large Numbers By: David Fanning on Fri, 06 February 2009 19:53
		Re: Large Numbers By: Kenneth P. Bowman on Fri, 06 February 2009 18:57
		Re: Large Numbers By: pgrigis on Fri, 06 February 2009 17:14
		Re: Large Numbers By: David Fanning on Fri, 06 February 2009 16:54
		Re: Large Numbers By: David Fanning on Fri, 06 February 2009 16:50
		Re: Large Numbers By: Chris[6] on Fri, 06 February 2009 16:49
		Re: Large Numbers By: pgrigis on Fri, 06 February 2009 15:35
		Re: Large Numbers By: Jeremy Bailin on Mon, 09 February 2009 20:28
		Re: Large Numbers By: Michael Galloy on Tue, 10 February 2009 09:28

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