# Start a new discussion

## Not signed in

Want to take part in these discussions? Sign in if you have an account, or apply for one below

## Discussion Tag Cloud

Vanilla 1.1.10 is a product of Lussumo. More Information: Documentation, Community Support.

• CommentRowNumber1.
• CommentAuthorUrs
• CommentTimeSep 13th 2017
• (edited Jan 14th 2018)

At asymptotic series I have made explicit the proof that the Taylor series of a smooth function is always asymptotic (here)

• CommentRowNumber2.
• CommentAuthorzskoda
• CommentTimeSep 14th 2017

I added links to more relevant entries like divergent series, resummation, regular summation method, Puiseux series, Stokes phenomenon.

• CommentRowNumber3.
• CommentAuthorUrs
• CommentTimeJan 14th 2018
• (edited Jan 22nd 2018)

I have added warning that by Borel’s theorem every formal power series is the asymptotic expansion of some smooth function, and of more than one smooth function. To reflect this state of affairs better I changed the entry name from “asymptotic series” to “asymptotic expansion”.

• CommentRowNumber4.
• CommentAuthorzskoda
• CommentTimeJan 22nd 2018

• CommentRowNumber5.
• CommentAuthorUrs
• CommentTimeJan 22nd 2018

Thanks, fixed now.

• CommentRowNumber6.
• CommentAuthorUrs
• CommentTimeSep 3rd 2018

added a minimum of pointers regarding “optimal truncation

Anonymous

• Please log in or leave your comment as a "guest post". If commenting as a "guest", please include your name in the message as a courtesy. Note: only certain categories allow guest posts.
• To produce a hyperlink to an nLab entry, simply put double square brackets around its name, e.g. [[category]]. To use (La)TeX mathematics in your post, make sure Markdown+Itex is selected below and put your mathematics between dollar signs as usual. Only a subset of the usual TeX math commands are accepted: see here for a list.

• (Help)