<p>In this paper, we investigate properties of hyponormal Toeplitz operators whose symbols are analytic or co-analytic on a Newton space. We establish both necessary and sufficient conditions for a Toeplitz operator <InlineEquation ID="IEq1"> <InlineMediaObject> <ImageObject Color="BlackWhite" FileRef="43034_2025_423_Article_IEq1.gif" Format="GIF" Height="19" Rendition="HTML" Resolution="72" Type="Linedraw" Width="21" /> </InlineMediaObject> <EquationSource Format="TEX">\(T_{\varphi }\)</EquationSource> <EquationSource Format="MATHML"><math> <msub> <mi>T</mi> <mi>φ</mi> </msub> </math></EquationSource> </InlineEquation> to be hyponormal or normal. Additionally, we give some applications of such results.</p>

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Hyponormality of Toeplitz operators on Newton spaces

  • Eungil Ko,
  • Ji Eun Lee,
  • Jongrak Lee

摘要

In this paper, we investigate properties of hyponormal Toeplitz operators whose symbols are analytic or co-analytic on a Newton space. We establish both necessary and sufficient conditions for a Toeplitz operator \(T_{\varphi }\) T φ to be hyponormal or normal. Additionally, we give some applications of such results.