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THE PERTURBATION THEORY FOR THE SUMMABILITY OF SELFADJOINT OPERATORS |
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| Authors: | C. W. Leung |
| Affiliation: | DepartmentofMathematics,TheChineseUniversityofHongKong,Shatin.N.T.HongKong,China |
| Abstract: | This paper introduces the new notion of (p + 0)-summable operator. It is shown that this property is stable under small perturbation by selfadjoint operators. |
| Keywords: | $p$-summable Fredholmmodule $th$-summable Fredholm module |
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