Spatiu metric

Moderators: Mihai Fulger, Liviu Paunescu

Post Reply
User avatar
Beniamin Bogosel
Co-admin
Posts: 710
Joined: Fri Mar 07, 2008 12:01 am
Location: Timisoara sau Sofronea (Arad)
Contact:
Contact Beniamin Bogosel

Spatiu metric

Post by Beniamin Bogosel »

Demonstrati ca intr-un spatiu metric orice multime deschisa este si de tipul \( G_\delta \) si de tipul \( F_\sigma \).
Yesterday is history,
Tomorow is a mistery,
But today is a gift.
That's why it's called present. :)

Blog
Top
Post Reply

Return to “Topologie generala”