Fredholmness of Combinations of Two Idempotents

Authors

  • Tao Xie
  • Kezheng Zuo

Keywords:

Idempotent, Fredholmness, Combinations of idempotents

Abstract

If P and Q are two idempotents on a Hilbert space, in this paper, we prove that Fredholmness of aP+bQ-cPQ is independent of
the choice of a, b, c with $ab\neq 0$.

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Published

2010-09-02

Issue

Vol. 3 No. 4: (July 2010)

Section

Algebra

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How to Cite

Fredholmness of Combinations of Two Idempotents. (2010). European Journal of Pure and Applied Mathematics, 3(4), 678-685. https://www.ejpam.com/index.php/ejpam/article/view/749