Difference between revisions of "Möbius strip"
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A non-orientable surface with Euler characteristic zero whose boundary is a closed curve. The Möbius strip can be obtained by identifying two opposite sides and of a rectangle so that the points and are matched with the points and , respectively (see Fig.).
In the Euclidean space the Möbius strip is a one-sided surface (see One-sided and two-sided surfaces).
The Möbius strip was considered (in 1858–1865) independently by A. Möbius and I. Listing.
Möbius strip. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=M%C3%B6bius_strip&oldid=12249