## See also

Hypersphere
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## References

Rolfsen, D. *Knots and Links.* Wilmington, DE: Publish or Perish Press, p. 180, 1976.## Referenced
on Wolfram|Alpha

Plumbing
## Cite this as:

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

## Subject classifications