Proof that Let R be a Euclidean ring and a R. Then is a unit

Question:

Proof that Let R be a Euclidean ring and a ϵ R. Then α is a unit in R if and only if φ(a) = φ(1R)

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: