Proceedings of the American Mathematical Society, Vol. 37, No. 1 (Jan., 1973), pp. 121-127 (7 pages) A composition operator is a linear operator induced on a subspace of KX by a point transformation φ ...
Proceedings of the American Mathematical Society, Vol. 91, No. 3 (Jul., 1984), pp. 426-432 (7 pages) This paper describes the spectrum and the upper and lower ...
Linear operators form the cornerstone of analysis in Banach spaces, offering a framework in which one can rigorously study continuity, spectral properties and stability. Banach space theory, with its ...
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