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math.FA2026
Spectral embedding through weak* limit of finite-dimensional approximations
Fabrice Nonez
The scope of this text is to study a process that induces another proof of the Spectral Embedding Theorem: that any densely defined symmetric operator can be extended by a multipli…
math.FA2024
Spectral equivalences through nonstandard samplings
Fabrice Nonez
The goal of this paper is to introduce a process that generates, given Hilbert space and symmetric operator , an embedding of into an -space through which is ex…