On Aug 23, 2008, at 5:07 AM, Dario Greggio wrote:

>
> Seriously, I was wondering if it is just common English colloquial  
> that
> "for a limited... of..." - something like "for the records" and  
> such...
> or if it really something peculiar from Russell...

No, I think it's from math/physics/engineering: "For small values of  
X, we can substitute "X" for "sin(X)". or more exactly: "for small  
values of X, additional terms in the series can be neglected."

BillW

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