The norm estimate of the difference between the Kac operator and the Schrodinger semigroup: A unified approach to the nonrelativistic and relativistic cases

被引:12
|
作者
Ichinose, T [1 ]
Takanobu, S [1 ]
机构
[1] Kanazawa Univ, Fac Sci, Dept Math, Kanazawa, Ishikawa 9201192, Japan
关键词
D O I
10.1017/S0027763000006553
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
An L-P operator norm estimate of the difference between the Kac operator and the Schrodinger semigroup is proved and used to give a variant of the Trotter product formula for Schrodinger operators in the L-P operator norm. The method of the proof is probabilistic based on the Feynman-Kac formula. The problem is discussed in the relativistic as well as nonrelativistic case.
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页码:53 / 81
页数:29
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