Encyclopedia > H > Hawaiian earring
Hawaiian earring
In mathematics, the Hawaiian earring H is the topological space defined by the union of circles in the Euclidean plane R^2 with center (1/n,0) and radius 1/n for n=1,2,3,.... H is homeomorphic to the one-point compactification of a countably infinite family of open intervals.
Information are taken from Wikipedia, the open encyclopedia, to which contribute many volunteers from around the whole world. Texts are available under the following conditions GNU Free Documentation License.
Encyklopedie (cz) Encyklopédia (sk) Enzyklopädie (de)