Download 3-Fold log models by Shokurov V. V. PDF

By Shokurov V. V.

Show description

Read Online or Download 3-Fold log models PDF

Best children books

Children and Violence: Report of the Commission on Children and Violence Convened by the Gulbenkian Foundation

The fee on young children and Violence was once convened to check what's identified approximately why little ones turn into violent and the level of violence concerning little ones, and to make unique strategies for violence prevention. this can be the document of that fee.

Free Willy - Talking to Animals

Assisting out on the Misty Oceanographic Institute, Jesse and whale Willy develop into stuck up in an environmentally unsafe mining day trip, within which a deadly computing device is getting used to mine gold ore.

Extra resources for 3-Fold log models

Sample text

120, 1-5 (1984). J. 14. Kolls and S. Mort, Classification of Three-Dimensional Flips, preprint. 15. J. , "Flips and abundance for algebraic threefolds," A Summer Seminar at the University of Utah, Salt Lake City, 1991, Asterisque, 211 (1992). 16. T. Luo, On the Divisorial Eztremal Contractions of Threefolds: Divisor to a Point, preprint. 17. Y. Miyaoka, "Abundance conjecture for 3-folds: v = 1 case," Comp. , 68, 203-220 (1988). 18. V. V. Nikulin, Diagram Method for 3-Folds and Its Application to KShler Cone and Picard Number of Calabi-Yau 3-Folds.

2698 24. V. V. Shokurov, "Problems about Fano varieties," In: Birational Geomet~ of Algebraic Varieties: Open problema. The XXIIIrd International Symposium, Division of Mathematica, The Taniguehi Foundation. Aug. ~-27, 1988, pp. 30-32. 25. V. V. Shokurov, Special 3-Dimensional Flips, preprint, MPI/89-22. 26. V. V. Shokurov, "3-Fold log flips," Izv. Akad. IVauk SSSR. Ser. , 56, No. 1,105-201 (1992). 27. V. V. Shokurov, "Anticanonical boundedness for curves," Appendix to [18]. 28. V. V. Shokurov, "Semi-stable 3-fold flips," Izv.

22. C o r o l l a r y . By elementary flops we mean blow-ups and blow-downs X --+ Y / S with relative Picaxd number 1, being numerically trivial with respect to the log divisor K x + B x , but not the usual flops. The latter axe decomposable into two elementary small flops. Flops are directed with respect to some divisor. 1. P r o b l e m . Of course in dimension 2, we can prove the theorem for all weakly log canonical models and their flops. However, it appears that projectivity is very important for dimension 3 and higher.

Download PDF sample

Rated 4.96 of 5 – based on 25 votes

About the Author