Automorphisms of Calabi-Yau threefolds with Picard number three

Automorphisms of Calabi-Yau threefolds with Picard number three
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DOI：
10.2969/aspm/07410279
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发表时间：
2013-10
期刊：
arXiv: Algebraic Geometry
影响因子：
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通讯作者：
Vladimir Lazi'c;K. Oguiso;T. Peternell
Vladimir Lazi'c;K. Oguiso;T. Peternell
中科院分区：
其他
文献类型：
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作者：
Vladimir Lazi'c;K. Oguiso;T. Peternell

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证明了Picard数为3的Calabi-Yau三重群的自同构群要么是有限的，要么同构于无限循环群直到有限核和上核。
We prove that the automorphism group of a Calabi-Yau threefold with Picard number three is either finite, or isomorphic to the infinite cyclic group up to finite kernel and cokernel.