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6 votes
1 answer
717 views

Fulton's deformation to the normal cone vs Verdier's

Let $X$ be a smooth variety over a field $k$, and let $Y$ be a smooth subvariety. In the literature, I've seen two versions of the deformation to the normal cone: Verdier's version: $\tilde{X}_Y^\...
Avi Steiner's user avatar
  • 3,079
3 votes
0 answers
147 views

Tate conjecture for singular varieties in terms of intersection homology

In his book “Mixed motives and algebraic K-theory”, Jannsen generalizes the Tate conjecture to a potentially singular projective variety $X$ over a finitely generated field. The statement is the same ...
Vik78's user avatar
  • 658