2003International Journal of Mathematics and Mathematical SciencesOpen access

Invariant subspaces for polynomially compact almost superdiagonal operators on l(pi)

Arthur D. Grainger

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Abstract

It is shown that almost superdiagonal, polynomially compact operators on the sequence space l(pi) have nontrivial, closed invariant subspaces if the nonlocally convex linear topology τ(pi) is locally bounded.

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What this paper is about

It is shown that almost superdiagonal, polynomially compact operators on the sequence space l(pi) have nontrivial, closed invariant subspaces if the nonlocally convex linear topology τ(pi) is locally bounded.

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Available abstract

It is shown that almost superdiagonal, polynomially compact operators on the sequence space l(pi) have nontrivial, closed invariant subspaces if the nonlocally convex linear topology τ(pi) is locally bounded.

Key concepts: Mathematics, Linear subspace, Invariant (physics), Bounded function, Regular polygon, Compact space, Discrete mathematics, Sequence (biology)

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