Integral Extension
An extension ring R subset= S such that every element of S is integral over R.
See also
Algebraic Extension, Finite Extension, Integral Closure, Integrally ClosedThis entry contributed by Margherita Barile
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Barile, Margherita. "Integral Extension." From MathWorld--A Wolfram Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/IntegralExtension.html