Embeddings of 2-spheres in 4-manifolds

被引：6

作者：

Askitas, N

机构：

[1] Max-Planck-Institute for Mathematics, 53225-Bonn

来源：

MANUSCRIPTA MATHEMATICA | 1996年 / 89卷 / 01期

关键词：

unimodular form; 4-manifolds; transitivity; orthogonal group;

D O I：

10.1007/BF02567503

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We prove that the action of the orthogonal group of an integral, unimodular lattice whose rank and signature satisfy a certain indefiniteness condition acts transitively on pairs of mutually orthogonal elements with the same isometric invariants.

引用

页码：35 / 47

页数：13

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