Journal of the Mathematical Society of Japan

Essential norms of differences of composition operators on $\bm{H^\infty}$

Takuya HOSOKAWA and Keiji IZUCHI

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We study essential norms of differences of composition operators on the Banach algebra H of bounded analytic functions on the unit disk.

Article information

J. Math. Soc. Japan, Volume 57, Number 3 (2005), 669-690.

First available in Project Euclid: 14 September 2006

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Mathematical Reviews number (MathSciNet)

Zentralblatt MATH identifier

Primary: 47B38: Operators on function spaces (general)
Secondary: 46J15: Banach algebras of differentiable or analytic functions, Hp-spaces [See also 30H10, 32A35, 32A37, 32A38, 42B30]

bounded analytic functions composition operator essential norm


HOSOKAWA, Takuya; IZUCHI, Keiji. Essential norms of differences of composition operators on $\bm{H^\infty}$. J. Math. Soc. Japan 57 (2005), no. 3, 669--690. doi:10.2969/jmsj/1158241928.

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