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ON ABELIAN AUTOMORPHISM GROUPS OF SURFACES OF GENERAL TYPE |
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Citation: |
Cai Jinxing.ON ABELIAN AUTOMORPHISM GROUPS OF SURFACES OF GENERAL TYPE[J].Chinese Annals of Mathematics B,1996,17(1):43~52 |
Page view: 1126
Net amount: 703 |
Authors: |
Cai Jinxing; |
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Abstract: |
It is proved that for a complex minimal smooth projective surface
$S$ of general type, its abelian automorphism group
is of order $\le 36K_S^2+24$, provided $\chi(\Cal O_S) \ge 8$,
where $K_S $ is the canonical divisor of $S$,
and $\chi(\Cal O_S)$ the Euler characteristic of the structure sheaf of $S$. |
Keywords: |
Projective surface, Automorphism group,
Canonical divisor |
Classification: |
14J50 |
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