Geodesic
On a question of Demailly-Peternell-Schneider
Journal of the European Mathematical Society, Tome 15 (2013) no. 5, pp. 1853-1858.

Voir la notice de l'article provenant de la source EMS Press

We give an affirmative answer to an open question posed by Demailly-Peternell-Schneider in 2001 and recently by Peternell. Let f:X→Y be a surjective morphism from a log canonical pair (X,D) onto a Q-Gorenstein variety Y. If −(KX​+D) is nef, we show that −KY​ is pseudo-effective.
DOI : 10.4171/jems/406
Classification : 14-XX, 00-XX
Keywords: pseudo-effective, weakly positive, anti-canonical divisor 
@article{JEMS_2013_15_5_a8,
     author = {Meng Chen and Qi Zhang},
     title = {On a question of {Demailly-Peternell-Schneider}},
     journal = {Journal of the European Mathematical Society},
     pages = {1853--1858},
     publisher = {mathdoc},
     volume = {15},
     number = {5},
     year = {2013},
     doi = {10.4171/jems/406},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/406/}
}
TY  - JOUR
AU  - Meng Chen
AU  - Qi Zhang
TI  - On a question of Demailly-Peternell-Schneider
JO  - Journal of the European Mathematical Society
PY  - 2013
SP  - 1853
EP  - 1858
VL  - 15
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4171/jems/406/
DO  - 10.4171/jems/406
ID  - JEMS_2013_15_5_a8
ER  - 
%0 Journal Article
%A Meng Chen
%A Qi Zhang
%T On a question of Demailly-Peternell-Schneider
%J Journal of the European Mathematical Society
%D 2013
%P 1853-1858
%V 15
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4171/jems/406/
%R 10.4171/jems/406
%F JEMS_2013_15_5_a8
Meng Chen; Qi Zhang. On a question of Demailly-Peternell-Schneider. Journal of the European Mathematical Society, Tome 15 (2013) no. 5, pp. 1853-1858. doi : 10.4171/jems/406. http://geodesic.mathdoc.fr/articles/10.4171/jems/406/

Cité par Sources :