Building a Moebius strip
We get a Moebius strip by taking a long rectangle and pasting the two shortest sides after having given half a twist. In the photo we see the result.
See also the interactive animations From the rectangle to... and The Moebius strip.
© Sabrina Provenzi
foto di Sabrina Provenzi
The image belongs to the sections...:
From "fragments of topology" (From "XlaTangente")
The Moebius strip (Topology)
Surfaces obtained from a rectangle (Topology)