It is shown that a certain indecomposable chainable continuum is the domain of an exactly two-to-one continuous map. This answers a question of Jo W. Heath.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-ba52-3-13,
author = {Jerzy Krzempek},
title = {An Exactly Two-to-One Map from an Indecomposable Chainable Continuum},
journal = {Bulletin of the Polish Academy of Sciences. Mathematics},
volume = {52},
year = {2004},
pages = {335-339},
zbl = {1097.54017},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba52-3-13}
}
Jerzy Krzempek. An Exactly Two-to-One Map from an Indecomposable Chainable Continuum. Bulletin of the Polish Academy of Sciences. Mathematics, Tome 52 (2004) pp. 335-339. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba52-3-13/