Radon transformation in Nevanlinina theory and Diophantire approximation
Radon transformation in Nevanlinina theory and Diophantire approximation
批准号:
09304007
负责人:
KOBAYASHI Ryoichi
金额:
$17.92万
依托单位:
依托单位国家:
日本
项目类别:
Grant-in-Aid for Scientific Research (A).
财政年份:
1997
资助国家:
日本
项目状态:
已结题
起止时间:
1997 至 2000
中文摘要
第二个主要猜想是内瓦林纳理论的最终目的。在这项研究中,我通过对第二个主要猜想的尝试,提出了几个关于纳瓦林纳理论和丢番图近似统一的“猜想几何”的想法。Pn中全纯曲线的Castan-Ahlfors-Weyl理论与Schmidt关于射影空间上Diophantino逼近的Sulspace定理之间的相似之处不仅存在于它们的陈述中,而且也存在于它们的教授中。这种类比的本质在于积分几何中的“Radon变换”的思想,在本研究中,我能够建立起一种同时隐藏在Nevanlinna理论和丢番图近似背后的“Radon变换”。这种“Radon变换”的一个优点是:通过这种变换,我们将能够分离丢番图几何中完全类似于关于对数导数的引理起本质…作用的部分更原始的角色。丢番图几何中的这一部分是最具数论性质的,Roth-Schmidt-Faltings型的丢番图逼近定理以及Mihkowski-Bombieri-Vasler的“数的几何”起着最重要的作用。这与全纯情形有很大不同,但其结果与loganithic导数上的lemnia完全相似。另一方面,对第二个主要猜想的尝试有了很大的进展。也就是说,我发现了n个独立的交换全纯向量场的几何框架,以及在“非交换”射影簇上引入这种向量场所引起的奇异性。根据这n个交换向量场,错误的形式主义是可能的。因此,困难局限于“奇点”,并且我能够建立一个新的关于逻辑导数的引理(“射影版”)来分析存在“奇点”的全纯曲线。希望这将为复代数几何提供一种新的方法。较少
英文摘要
The second main conjective is the ultimate purpose of the Nevanlinna theory. In this research, I proposed several ideas of the "conjectural geometry" unifying Nevanlinna theory and Diophantive approximation through the attempt toward the second main conjecture. The analogy between Castan-Ahlfors-Weyl theory of holomorphic curves in Pn and the sulpace theorem of Schmidt on Diophantino approximation on projective spaces is ohsewed not only in their statements but also in their profs. The essence of the analogy lies in the idea of the "Radon-transformation" in integral geomeyty, In this research, I was able to establish a kind of "Radon-transform" which lies behind both Nevanlinna theory and Diophantine approximation. One advantage of this "Radon-transform" is the following : through this transformation we will be able to separate the part of the Diophantine geometry which is completely analogous to the part of Nevanlinna theory in which the lemma on logarithmic derivative plays an essent … More ial role. This part in Diophantine geometry is most number-theoretic and the theorems of Diophantine approximation of Roth-Schmidt-Faltings type, as well as Mihkowski-Bombieri-Vasler "geometry of numbers" play the most enential role. This is most different from holomorphic case, but never the less the result is completely analogous to the lemnia on loganithmic derivature. On the other hand, there was a big progress on the attempt toward 2nd main conjecture. Namely I discovered the geometric framework of n independent commutative holomorphic vector fields and the singularity caused by introducing such vector fields on "noncommutative" projective varieties. The wronskian formalism is possible in terms of these n commutative vector fields. As a result, the difficulty is localized in "singularities" and I was able to establish a new lemma on loganthmic derivative ("projective version") to analyze holomorphic curves in the presence of "singularities". I hope this will provide a new method in complex algebraic geometry. Less
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Ryoichi Kobayashi: "Qusai-Petentialo and Kahler-Einstein motrics on flay vanete." J.of algebra. 196. 620-629 (1997)
Ryoichi Kobayashi:“Qusai-Petentialo 和 Kahler-Einstein 的音乐在 flay vanete 上。”
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通讯作者:
小林亮一: "リッチ平坦多様体の幾何学" 培風館. (出版予定).
小林良一:“里奇平面流形的几何”百风馆(待出版)。
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R.Kobayashi and M.Hemmi: "Hooke's law in statistical manifolds and divergences "Nagoya Math.J.. 159. 1-24 (2000)
R.Kobayashi 和 M.Hemmi:“统计流形和散度中的胡克定律”Nagoya Math.J. 159. 1-24 (2000)
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R. Kobayashi: "Holomorphic Curves in Abelian Varieties: the Second Main Theorem and Applications"Japanese J. Math. 26-1. 1-22 (2000)
R. Kobayashi:“阿贝尔簇中的全纯曲线:第二大定理及其应用”日本数学杂志。
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小林 亮一: "リッチフラットケーラー計量の幾何学と解析学" 培風館(発表予定),
Ryoichi Kobayashi:“Ricci-flat Köhler 度量的几何与分析”Baifukan(待提交),
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共 33 条
Localization of Ricci form and the existence of an anti-canonical divisor on asymptotically Chow stable Fano manifolds
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批准号:23654025
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项目类别:Grant-in-Aid for Challenging Exploratory Research
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资助金额:$2.33万
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财政年份:2011
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负责人:KOBAYASHI Ryoichi
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依托单位:
Statistical Laws in Geometry
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批准号:17204005
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项目类别:Grant-in-Aid for Scientific Research (A)
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资助金额:$20.47万
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财政年份:2005
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负责人:KOBAYASHI Ryoichi
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依托单位:
Toward discretization of Nevanlinna theory
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批准号:13304003
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项目类别:Grant-in-Aid for Scientific Research (A)
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资助金额:$28.37万
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财政年份:2001
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负责人:KOBAYASHI Ryoichi
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依托单位:
Value Distribution Theeory and Algebraic Geometry
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批准号:08304007
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项目类别:Grant-in-Aid for Scientific Research (B)
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资助金额:$1.98万
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财政年份:1996
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负责人:KOBAYASHI Ryoichi
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依托单位:
Cross-Subject Study of Geometry
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批准号:07640108
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项目类别:Grant-in-Aid for Scientific Research (C)
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资助金额:$1.66万
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财政年份:1995
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负责人:KOBAYASHI Ryoichi
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依托单位:
海外基金