HENSEL LIFTING ALGORITHMS FOR QUADRATIC FORMS

被引:0
|
作者
Brandhorst, Simon [1 ]
Veniani, Davide Cesare [2 ]
机构
[1] Univ Saarland, Campus E2 4, D-66123 Saarbrucken, Germany
[2] Univ Stuttgart, Pfaffenwaldring 57, D-70569 Stuttgart, Germany
关键词
Hensel lifting; quadratic lattice; discriminant group; orthogonal group; generator;
D O I
10.1090/mcom/3909
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We provide an algorithm to compute generators of the orthogonal group of the discriminant group associated to an integral quadratic lattice over the integers. We give a closed formula for its order.
引用
收藏
页码:1963 / 1991
页数:29
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