Jump to content

Standard part function

From Wikipedia, the free encyclopedia
This is an old revision of this page, as edited by Katzmik (talk | contribs) at 13:20, 2 September 2008 ( Created page with 'In non-standard analysis, the standard part function "st" associates to a finite hyperreal ''x'', the standard real ''x<sub>0</sub>'' infinitely close to i...'). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)

In non-standard analysis, the standard part function "st" associates to a finite hyperreal x, the standard real x0 infinitely close to it, so that we can write

.

The standard part function "st" is not an internal object.