A note on composition operators on spaces of real analytic functions

被引:5
|
作者
Domanski, Pawel [1 ]
Golinski, Michal [2 ]
Langenbruch, Michael [3 ]
机构
[1] Polish Acad Sci, Inst Math, Poznan Branch, PL-61614 Poznan, Poland
[2] Adam Mickiewicz Univ, Fac Math & Comp Sci, PL-61614 Poznan, Poland
[3] Carl von Ossietzky Univ Oldenburg, Dept Math, D-26111 Oldenburg, Germany
关键词
space of real analytic functions; composition operator; semiproper map; closed range map; open map; extension of analytic functions from an analytic set; DIFFERENTIABLE FUNCTIONS; SETS;
D O I
10.4064/ap103-2-8
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We characterize composition operators on spaces of real analytic functions which are open onto their images. We give an example of a semiproper map phi such that the associated composition operator is not open onto its image.
引用
收藏
页码:209 / 216
页数:8
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