Let () be a nonzero principal ideal in Z[i]. a. Show that Z[i]/() is a finite ring.
Question:
Let (α) be a nonzero principal ideal in Z[i].
a. Show that Z[i]/(α) is a finite ring.
b. Show that if π is an irreducible of Z[i], then Z[i]/(π) is a field.
c. Referring to part (b), find the order and characteristic of each of the following fields.
i. Z[i]/(3)
ii. Z[i]/(1 + i)
iii. Z[i]/(1 + 2i)
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