159 citations · 323 across the 40 of their papers we have counts for
Showing 2005 · math.AGShow all
2 papers · 2 filters
math.AG2005★ 6 cited
Completions of $\C^*$-surfaces
Hubert Flenner, Shulim Kaliman, Mikhail Zaidenberg
Following an approach of Dolgachev, Pinkham and Demazure, we classified in math.AG/0210153 normal affine surfaces with hyperbolic $\C^{*}$-actions in terms of pairs of $\Q$-divisor…
math.AG2005★ 14 cited
Birational transformations of weighted graphs
Hubert Flenner, Shulim Kaliman, Mikhail Zaidenberg
We introduce the notion of a standard weighted graph and show that every weighted graph has an essentially unique standard model. Moreover we classify birational transformations be…