Let $Z_n = [0,1]^{n+1} \setminus (0,1)^{n} \times \{0\}$.
Then $\mathop{\rm cmp}\nolimits Z_n \mathop{\rm def}\nolimits
Z_n$ for $n \geq 5$. This is the answer to a
question posed by
de Groot and Nishiura [GN] for $n \geq 5$.
Keywords:
setminus times mathop cmp nolimits mathop def nolimits geq answer question posed groot nishiura geq
Affiliations des auteurs :
Vitalij A. Chatyrko 
1
;
Yasunao Hattori 
2
1
Department of Mathematics Linköping University 581 83 Linköping, Sweden
2
Department of Mathematics Shimane University Matsue, Shimane, 690-8504 Japan
@article{10_4064_fm172_2_2,
author = {Vitalij A. Chatyrko and Yasunao Hattori},
title = {On a question of de {Groot} and {Nishiura}},
journal = {Fundamenta Mathematicae},
pages = {107--115},
year = {2002},
volume = {172},
number = {2},
doi = {10.4064/fm172-2-2},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.4064/fm172-2-2/}
}
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AU - Yasunao Hattori
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Vitalij A. Chatyrko; Yasunao Hattori. On a question of de Groot and Nishiura. Fundamenta Mathematicae, Tome 172 (2002) no. 2, pp. 107-115. doi: 10.4064/fm172-2-2