Toeplitz versus Hankel: semibounded operators
نویسندگان
چکیده
منابع مشابه
Essentially Commuting Hankel and Toeplitz Operators
We characterize when a Hankel operator and a Toeplitz operator have a compact commutator. Let dσ(w) be the normalized Lebesgue measure on the unit circle ∂D. The Hardy space H is the subspace of L(∂D, dσ), denoted by L, which is spanned by the space of analytic polynomials. So there is an orthogonal projection P from L onto the Hardy space H, the so-called Hardy projection. Let f be in L∞. The ...
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ژورنال
عنوان ژورنال: Opuscula Mathematica
سال: 2018
ISSN: 1232-9274
DOI: 10.7494/opmath.2018.38.4.573