Spectra of conservative matrices

Author:

Sharma N. K.

Abstract

In this paper we study the spectra of conservative matrices and show that the spectrum of any Hausdorff method is either uncountable or finite. In the latter case it is shown that the spectrum consists of either one point or two points. We obtain the snarpest possible Mercerian theorem for Euler methods. We also get some results about the location of conservative matrices with respect to the maximal group of invertible operators.

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Reference5 articles.

1. On the consistency and equivalence of certain definitions of summability;Hurwitz, Wallie Abraham;Trans. Amer. Math. Soc.,1917

2. Some structural properties of Hausdorff matrices;Rhoades, B. E.;Bull. Amer. Math. Soc.,1959

3. Triangular summability methods and the boundary of the maximal group;Rhoades, B. E.;Math. Z.,1968

4. Banach algebra and summability;Wilansky, Albert;Illinois J. Math.,1958

Cited by 3 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Positioning matrices with respect to the boundary of the maximal group;Bulletin of the Australian Mathematical Society;1986-02

2. Bibliography;Summability through Functional Analysis;1984

3. The Banach algebra of conservative triangular matrices;Mathematische Zeitschrift;1982-12

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