Geodesic
On extremal rays of the higher dimensional varieties.
Inventiones mathematicae, Tome 81 (1985), pp. 347-358.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : extremal rays, birational contraction, exceptional set, not numerically effective canonical divisor 
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     author = {Tetsuya Ando},
     title = {On extremal rays of the higher dimensional varieties.},
     journal = {Inventiones mathematicae},
     pages = {347--358},
     publisher = {mathdoc},
     volume = {81},
     year = {1985},
     zbl = {0554.14001},
     url = {http://geodesic.mathdoc.fr/item/IM_1985__81_143259/}
}
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Tetsuya Ando. On extremal rays of the higher dimensional varieties.. Inventiones mathematicae, Tome 81 (1985), pp. 347-358. http://geodesic.mathdoc.fr/item/IM_1985__81_143259/