The maximal number of singular points on log del Pezzo surfaces
スポンサーリンク
概要
- 論文の詳細を見る
We prove that a del Pezzo surface with Picard number one has at most four singular points.
- 2009-10-31
論文 | ランダム
- Reaction of 3,4-Di-t-butylthiophene 1-Oxide with 2-Methylene-1,3-dimethylimidazolidine: Methylene Transfer and [4+4] Dimerization
- Synthesis,Isolation,and Dimerization and Trimerization of Monosubstituted Thiophene 1,1-Dioxides
- Thiophene 1,1-Dioxide : Synthesis, Isolation, and Properties
- Ambident Reactivities of Carbenium Salts Possessing a Thiocarbonyl Group at the β-Position
- Synthesis and Structure of Sulfur-Bridged [1._n](2,5)Thiophenophanes (n=4-6)