1.

Record Nr.

UNINA9910480195803321

Autore

Matsuki Kenji <1958->

Titolo

Weyl groups and birational transformations among minimal models / / Kenji Matsuki

Pubbl/distr/stampa

Providence, Rhode Island : , : American Mathematical Society, , 1995

©1995

ISBN

1-4704-0136-3

Descrizione fisica

1 online resource (146 p.)

Collana

Memoirs of the American Mathematical Society, , 0065-9266 ; ; Number 557

Disciplina

516.3/5

Soggetti

Surfaces, Algebraic

Weyl groups

Threefolds (Algebraic geometry)

Electronic books.

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

"July 1995, Volume 116, Number 557 (end of volume)."

Nota di bibliografia

Includes bibliographical references.

Nota di contenuto

""Contents""; ""Chapter I. Introduction""; ""Chapter II. Weyl groups appearing in the symmetry among minimal models""; ""ÂII-1. 3â€?folds of general type â€? Weyl groups of finite type""; ""ÂII-1-1. The case of rational double points""; ""ÂII-1-2. The case of Del Pezzo surfaces""; ""ÂII-1-3. The case of ruled surfaces""; ""ÂII-2. Elliptic 3-folds â€? Weyl groups of affine type""; ""ÂII-2-1. The case of Kodairaâ€?type degenerations of elliptic curves""; ""ÂII-3. 3â€?folds with Kodaira dimension 1 â€? Weyl groups of hyperbolic type""

""ÂII-3-1. The case of Picardâ€?Lefschetz reflections of K3 surfaces""""ÂII-4. 3-folds with Kodaira dimension 0""; ""ÂII-4-1. The case of generic quintic 3â€?folds""; ""Chapter III. Weyl groups for Fano 3â€?folds""; ""ÂIII-1. Characterization of the Weyl groups for Del Pezzo surfaces and its generalization to Fano manifolds of higher dimensions""; ""ÂIII-2. Flops in dimension 4""; ""ÂIII-3. Table for the Weyl groups for Fano 3â€?folds""; ""Chapter IV. Summary and speculation about the connection with algebraic groups""; ""References""