Non-orientable manifold
From Encyclopedia of Mathematics
A manifold that does not admit an orientation. Such are, for example, the Möbius strip, the Klein surface and the projective spaces $\mathbf{RP}^n$ of even dimension.
How to Cite This Entry:
Non-orientable manifold. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Non-orientable_manifold&oldid=31567
Non-orientable manifold. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Non-orientable_manifold&oldid=31567
This article was adapted from an original article by M.I. Voitsekhovskii (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article