Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 5226
4 votes
0 answers
325 views

Localization of power series and module structure

Let also $\widehat{R}$ be the ring of formal power series in $X,Y,$ and $\widehat{R}_S$ be the localization of $\widehat{R}$ at $S.$ $\widehat{R}_S$ is a $R-$module in the natural way. …