A note on hyponormal Toeplitz operators
Bull. Korean Math. Soc. 2011 Vol. 48, No. 3, 647-653
Published online May 1, 2011
An-Hyun Kim
Changwon National University
Abstract : In this note we are concerned with the hyponormality of Toeplitz operators $T_\phi$ with polynomial symbols $\phi=\bar g+f$ $(f,g\in H^\infty(\Bbb{T}))$ when $g$ divides $f$.
Keywords : Toeplitz operators, hyponormal
MSC numbers : Primary 47B20, 47B35
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