KnowraNonstandard analysisLinked fromLinked fromThe 10 pages that link to Nonstandard analysis, each with the reason it gives.All 10Related 5Narrower topic 2Compared with 3Hyperreal numberNarrower topic: It is the framework in which hyperreal numbers make infinitesimal arguments rigorous.Standard part functionNarrower topic: The standard-part function is a central bridge from its extended numbers to the reals.