Standard part function: Difference between revisions

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per talk page, my mistake.
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The standard part of any [[infinitesimal]] is 0. Thus if ''N'' is an infinite [[hypernatural]], then 1/''N'' is infinitesimal, and st(1/''N'')=0.
 
Some authors develop the theory of non-standard analysis using [[Internal Set Theory]]. In this setting theThe standard part function "st" is not defined by an [[internal set]] {{Citation needed|date=May 2011}}.
 
==See also==