An orbifold is the object obtained by identifying any two points of a map which are equivalent under some symmetry of the map's group.

# Orbifold

## See also

Orbifold Notation## Explore with Wolfram|Alpha

## Cite this as:

Weisstein, Eric W. "Orbifold." From *MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/Orbifold.html