Editing Separable extension (section)

==References==
* Borel, A. ''Linear algebraic groups'', 2nd ed.
* P.M. Cohn (2003). Basic algebra
* {{cite book | last1=Fried | first1=Michael D. | last2=Jarden | first2=Moshe | title=Field arithmetic | edition=3rd | series=Ergebnisse der Mathematik und ihrer Grenzgebiete. 3. Folge | volume=11 | publisher=[[Springer-Verlag]] | year=2008 | isbn=978-3-540-77269-9 | zbl=1145.12001 }}
* {{cite book
 | author = I. Martin Isaacs
 | author-link = Martin Isaacs
 | year = 1993
 | title = Algebra, a graduate course
 | edition = 1st
 | publisher = Brooks/Cole Publishing Company
 | isbn = 0-534-19002-2
}}
* {{cite book | first=Irving | last=Kaplansky | author-link=Irving Kaplansky | title=Fields and rings | edition=Second | series=Chicago lectures in mathematics | publisher=University of Chicago Press | year=1972 | isbn=0-226-42451-0 | zbl=1001.16500 | pages=55–59 }}
* {{Lang Algebra}}<!-- Lang 2000 Don't add a fullstop here: it breaks the layout! -->
* M. Nagata (1985). Commutative field theory: new edition, Shokabo. (Japanese) [http://www.shokabo.co.jp/mybooks/ISBN978-4-7853-1309-8.htm]
*{{cite book |last=Silverman |first=Joseph |title=The Arithmetic of Elliptic Curves |year=1993 |publisher=Springer |isbn=0-387-96203-4}}