Define the norm of an element a + b*sqrt(2) in Z[sqrt(2)] to be a^2 - 2b^2. Prove that the norm takes products to products. Thanks!
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Originally Posted by NikoBellic Define the norm of an element a + b*sqrt(2) in Z[sqrt(2)] to be a^2 - 2b^2. Prove that the norm takes products to products. Thanks! This is just computation. What are you having trouble with?
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