2 papers
math.AG1999
The Existence of Gorenstein terminal fourfold flips
Hiromichi Takagi
This is a revised version of my paper which appeared in J. Math. Sci. Univ. Tokyo. We prove that for a flipping contraction from a Gorenstein terminal 4-fold, the pull back of a ge…
math.AG1998
3-fold log flips according to V.V.Shokurov
Hiromichi Takagi
In this paper, I review the section 8 of V.V.Shokurov's paper '3-fold log flips'.