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Normal homomorphism

From Wikipedia, the free encyclopedia

In algebra, a normal homomorphism is a ring homomorphism that is flat and is such that for every field extension L of the residue field of any prime ideal , is a normal ring.

References

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  • Huneke, Craig; Swanson, Irena (2006), "Ch. 19", Integral closure of ideals, rings, and modules, London Mathematical Society Lecture Note Series, vol. 336, Cambridge, UK: Cambridge University Press, ISBN 978-0-521-68860-4, MR 2266432