# Answer to Question #12542 in Abstract Algebra for Hym@n B@ss

Question #12542

Is Z[sqrt(-5)] factorial ring?

Expert's answer

Element 6=2*3=(1+i*sqrt(5))(1-i*sqrt(5)).

We have found element with non-unique decomposition, so it is not factorial.

We have found element with non-unique decomposition, so it is not factorial.

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