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Isometries on the 1-sum of C_0(Ω,E) type spaces

J. Math. Sci. Univ. Tokyo
Vol. 2 (1995), No. 1, Page 131--154.

Wang, Risheng ; Orihara, Akio
Isometries on the \ell^1-sum of C_0(Ω,E) type spaces
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Abstract:
In this paper, we study the representations of isometries on the unit sphere of the \ell\sp 1-sum of C\sb 0 (Ω,E) type spaces and give an affirmative answer to the corresponding Tingley's problem. Especially, we can get the results of [1].

Keywords: Isometry; \ell\sp p-sum; Tingley's problem; Mazur-Ulam's theorem

Mathematics Subject Classification (1991): Primary 46A22; Secondary 46B20, 46E15, 46E40
Mathematical Reviews Number: MR1348025

Received: 1994-04-27