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 questions only not deleted user 1573
8 votes
2 answers
2k views

Fréchet manifolds vs ILH manifolds

What is the precise relation between ILH manifolds and Fréchet manifolds? Specifically: Does any ILH manifold has a canonical structure of a Fréchet manifold? If so, is it true that any ILH submani …
Igor Belegradek's user avatar
5 votes
2 answers
616 views

Image of the Hilbert space under a continuous bijection

Consider a continuous bijection $X\to Y$ such that $X$ is homeomorphic to a separable infinite dimensional Hilbert space. I wonder what can be said about topological properties of $Y$. To exclude sill …
Igor Belegradek's user avatar
2 votes
1 answer
228 views

Complement of a closed star-shaped subset in a Frechet space

Let $U$ be the complement of a closed star-shaped subset in a separable infinite-dimensional Frechet space. Since every separable Frechet space is homeomorphic to $l_2$, one knows that $U$ is a Hilbe …
Igor Belegradek's user avatar