A concordance between knots and in is a locally flat cylinder embedded in in such a way that the ends are embedded in as . Concordance is also called a knot cobordism.

# Concordance

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## References

Rolfsen, D.*Knots and Links.*Wilmington, DE: Publish or Perish Press, p. 227, 1976.

## Referenced on Wolfram|Alpha

Concordance## Cite this as:

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