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math.FA2008★ 2 cited
Duality questions for operators, spectrum and measures
Dorim Ervin Dutkay, Palle E. T. Jorgensen
We explore spectral duality in the context of measures in $\br^n$, starting with partial differential operators and Fuglede's question (1974) about the relationship between orthogo…
math.FA2008★ 2 cited
Probability and Fourier duality for affine iterated function systems
Dorin Ervin Dutkay, Palle Jorgensen
Let be a positive integer, and let be a finite measure on $\br^d$. In this paper we ask when it is possible to find a subset in $\br^d$ such that the corresponding comp…