On 29 Nov., 14:27, mstem...@walkabout.empros.com (Michael Stemper) wrote: > In article <54e3fdd3-12f9-449e-8d84-ef2782e34...@a15g2000vbf.googlegroups.com>, WM <mueck...@rz.fh-augsburg.de> writes: > > >On 28 Nov., 19:20, mstem...@walkabout.empros.com (Michael Stemper) wrote: > >> >Have you meanwhile convinced yourself that analysis is capable > >> >expanding infinity > > >> "Expanding infinity"? What on Earth is that supposed to mean? In math, > >> one is supposed to define their terms. > > >An expansion of a number is a power series giving its value. > > But, there is no such number as "infinity", so your words are still > gibberish.
In set theory, there is such a number. In analysis there is such an improper limit, an element of the extended reals.