Three-qubit pure-state canonical forms

被引:125
作者
Acín, A
Andrianov, A
Jané, E
Tarrach, R
机构
[1] Univ Barcelona, Dept Estructura & Constituents Mat, E-08028 Barcelona, Spain
[2] St Petersburg State Univ, Dept Theoret Phys, St Petersburg 198904, Russia
来源
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 2001年 / 34卷 / 35期
关键词
D O I
10.1088/0305-4470/34/35/301
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this paper we analyse the canonical forms into which any pure three-qubit state can be cast. The minimal forms, i.e. the ones with the minimal number of product states built from local bases, are also presented and lead to a complete classification of pure three-qubit states. This classification is related to the values of the polynomial invariants under local unitary transformations by a one-to-one correspondence.
引用
收藏
页码:6725 / 6739
页数:15
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