Lefschetz type theorems for algebraic cycles and vector bundles
![Duke Math Department Duke Math Department](/images/2019/20190329/c8bd60e599901e56afefb77d03f6ed38-CR-Duke Math Logo JPG Duke Events Image_20190322104943AM.jpg)
Sponsor(s): Mathematics
The Weak Lefschetz theorem (or the Lefschetz hyperplane theorem) states that for a smooth, projective variety Y and a smooth hyperplane section X in Y, the restriction map of cohomologies H^i(Y) to H^i(X) is an isomorphism for i
Contact: Kristen Gerondelis