We study the (n+1)st homotopy groups and the shape groups of the (n-1)-fold reduced and unreduced suspensions of the Hawaiian earring.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm96-1-4,
author = {Kazuhiro Kawamura},
title = {Low dimensional homotopy groups of suspensions of the Hawaiian earring},
journal = {Colloquium Mathematicae},
volume = {96},
year = {2003},
pages = {27-39},
zbl = {1037.55003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm96-1-4}
}
Kazuhiro Kawamura. Low dimensional homotopy groups of suspensions of the Hawaiian earring. Colloquium Mathematicae, Tome 96 (2003) pp. 27-39. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm96-1-4/