# Characteristic number

From Encyclopedia of Mathematics

The same as an eigen value or characteristic value of a matrix (see Characteristic polynomial).

The value of a characteristic class of the tangent bundle (or another interesting bundle) of a (closed) manifold on a fundamental cycle of this manifold.

#### References

[a1] | J.W. Milnor, J.D. Stasheff, "Characteristic classes", Princeton Univ. Press (1974) MR0440554 Zbl 0298.57008 |

**How to Cite This Entry:**

Characteristic number.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Characteristic_number&oldid=53837

This article was adapted from an original article by A.F. Kharshiladze (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article