Isometries of some F-algebras of holomorphic functions on the upper half plane |
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Authors: | Yasuo Iida Kei Takahashi |
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Institution: | 1221. Department of Mathematics, Iwate Medical University, Yahaba, Iwate, 028-3694, Japan
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Abstract: | Linear isometries of N p (D) onto N p (D) are described, where N p (D), p > 1, is the set of all holomorphic functions f on the upper half plane D = {z ∈ ?: Im z > 0} such that sup y >0 ∫? ln p (1 + |(x + iy)|) dx < +∞. Our result is an improvement of the results by D.A. Efimov. |
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