Birational automorphisms of a class of varieties fibred into cubic surfaces
Birational automorphisms of a class of varieties fibred into cubic surfaces
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一类纤维化立方表面簇的双有理自同构
DOI:
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发表时间:
2002
期刊:
影响因子:
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通讯作者:
I V Sobolev
中科院分区:
文献类型:
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作者:
I V Sobolev
We investigate the properties of a variety V that is a divisor of bidegree (2,3) in . We calculate the group of its birational automorphisms and prove that V admits no conic bundle structure and is not rational.