

PlanetMath: simple field extension 
  In this case, we have a finite field extension 
  Crossreferences: simple infinite field extension, indeterminate, rational functions, simple extension, fields of fractions, implies, isomorphism, homomorphism, finite field extension, algebraic, irreducible polynomial, principal ideal ring, prime ideal, zero divisors, integral domain, subring, polynomials, ideal, residue class ring, isomorphic, ring, image, theorem, ring homomorphism, substitution homomorphism, field 
  This is version 19 of simple field extension, born on 20040531, modified 20050215. 
 planetmath.org /encyclopedia/SimpleFieldExtension.html (131 words) 
