Dimensional dual hyperovals in projective spaces and c.AGast-geometries
Dimensional dual hyperovals in projective spaces and c.AGast-geometries
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射影空间中的维度对偶超椭圆和 c.AGast 几何
DOI:
10.1016/s0012-365x(01)00399-5
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发表时间:
2002
期刊:
影响因子:
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通讯作者:
C. Huybrechts
中科院分区:
文献类型:
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作者:
C. Huybrechts
The two subjects of the title are studied, first independently and then by making them interact. Many questions arise from this interaction. In our intrinsic study of the first subject, we construct a new family of examples and define the notions of quotient and universality. For the second subject, we restrict the class c · AG∗of circular extensions of dual affine spaces under the two geometrical conditions (LL) and (T) by showing that, apart from some extreme cases, every such rank three geometry can be erected into a rank 4 geometry. In particular, c · AGn∗(q) -geometries satisfying (LL) and (T) with n⩾3 must have q even. We then deduce similar results for the first subject.
DOI:
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发表时间:
2007
期刊:
影响因子:
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作者:
Yuji Kobayashi;Tomoko Adachi;小林 ゆう治(編集);小林ゆう治;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;HiroakI Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi
通讯作者:
Hiroaki Taniguchi
DOI:
--
发表时间:
2006
期刊:
影响因子:
--
作者:
Yuji Kobayashi;Tomoko Adachi;小林 ゆう治(編集);小林ゆう治;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;HiroakI Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;谷口浩朗;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi;Hiroaki Taniguchi
通讯作者:
Hiroaki Taniguchi