Show that the mapping : D F in the proof of Theorem 15.6
Chapter 15, Problem 7E(choose chapter or problem)
Problem 7E
Show that the mapping Φ: D → F in the proof of Theorem 15.6 is a ring homomorphism.
Reference:
Theorem 15.6 Field of Quotients
Let D be an integral domain. Then there exists a field F ( called the field of quotients of D ) that contains a subring isomorphic to D.
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