Skip to main content
MathOverflow
Zhaoting Wei's user avatar
Zhaoting Wei's user avatar
Zhaoting Wei's user avatar
Zhaoting Wei
  • Member for 12 years, 5 months
  • Last seen this week
Profile Activity

500 Actions

All Accepts Posts Badges Comments Revisions Reviews Suggestions
asked
Is the inverse of the criterion of fully-faithfulness of derived tensor product also true?
accepted
Is there a compact generated triangulated category which does not have a compact generator?
asked
Is there a compact generated triangulated category which does not have a compact generator?
awarded
 Yearling
comment
Why $k[x,y]$ is not a formally smooth algebra?
I want to make sure: the derivation $D$ in Ginzburg Theorem 19.4.1 means a derivation of ordinary algebra or a derivation of graded algebra?
asked
Why $k[x,y]$ is not a formally smooth algebra?
accepted
Can we always extend a vector bundle on an open subset of a ringed space with soft structure sheaf?
asked
Can we always extend a vector bundle on an open subset of a ringed space with soft structure sheaf?
accepted
Do $RHom(C,D)$ and $DG(C,D)$ have equivalent homotopy categories?
awarded
 Nice Question
asked
Do $RHom(C,D)$ and $DG(C,D)$ have equivalent homotopy categories?
awarded
 Nice Answer
accepted
Is $Pic^0(X)$ of a curve of genus $\geq 1$ over a non-algebraically closed field still non-finitely generated?
asked
Is $Pic^0(X)$ of a curve of genus $\geq 1$ over a non-algebraically closed field still non-finitely generated?
comment
Is Carlos Simpson's Descent available online?
@AdeelKhan Thank you! That's exactly what I want. It's a pity that I cannot accept your comment as an answer.
asked
Is Carlos Simpson's Descent available online?
accepted
For what kind of sheaves can we always extend a sheaf map from a closed subset to the whole space?
revised
How to realize the descent data of Qcoh as a (pseudo)-limit in Cat?
deleted 2 characters in body
asked
How to realize the descent data of Qcoh as a (pseudo)-limit in Cat?
accepted
Is dgCat a category or a 2-category?
1
…
11 12
13
14 15
…
25