A constructive proof of the composition rule for Taylor's functional calculus

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Department of Mathematics, Chalmers University of Technology, and, University of Göteborg, S-412 96 Göteborg, Sweden

We give a new constructive proof of the composition rule for Taylor's functional calculus for commuting operators on a Banach space.

Taylor spectrum, functional calculus, Cauchy-Fantappiè-Leray formula

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